The Multicast Source Discovery Protocol (MSDP) implementation in Cisco IOS 12.0, 12.2 through 12.4, and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.1S and 3.1.xSG and 3.2.xSG before 3.2.2SG allows remote attackers to cause a denial of service (device reload) via encapsulated IGMP data in an MSDP packet, aka Bug ID CSCtr28857.
| Software | Affected versions |
|---|---|
| cisco / ios_xe | >= 3.1.0s, < 3.4.1s |
| cisco / ios_xe | >= 3.1.0sg, < 3.2.2sg |
| cisco / ios | = 12.0 |
| cisco / ios | = 12.2 |
| cisco / ios | = 12.2(1) |
| cisco / ios | = 12.2(1)dx |
| cisco / ios | = 12.2(1)s |
| cisco / ios | = 12.2(1)t |
| cisco / ios | = 12.2(1)xa |
| cisco / ios | = 12.2(1)xd |
| cisco / ios | = 12.2(1)xd1 |
| cisco / ios | = 12.2(1)xd3 |
| cisco / ios | = 12.2(1)xd4 |
| cisco / ios | = 12.2(1)xe |
| cisco / ios | = 12.2(1)xe2 |
| cisco / ios | = 12.2(1)xe3 |
| cisco / ios | = 12.2(1)xh |
| cisco / ios | = 12.2(1)xq |
| cisco / ios | = 12.2(1)xs |
| cisco / ios | = 12.2(1)xs1 |
| cisco / ios | = 12.2(1.1) |
| cisco / ios | = 12.2(1.1)pi |
| cisco / ios | = 12.2(1.4)s |
| cisco / ios | = 12.2(1b) |
| cisco / ios | = 12.2(1b)da1 |
| cisco / ios | = 12.2(1d) |
| cisco / ios | = 12.2(2)b |
| cisco / ios | = 12.2(2)bx |
| cisco / ios | = 12.2(2)by |
| cisco / ios | = 12.2(2)by2 |
| cisco / ios | = 12.2(2)dd3 |
| cisco / ios | = 12.2(2)t |
| cisco / ios | = 12.2(2)t1 |
| cisco / ios | = 12.2(2)t4 |
| cisco / ios | = 12.2(2)xa |
| cisco / ios | = 12.2(2)xa1 |
| cisco / ios | = 12.2(2)xa5 |
| cisco / ios | = 12.2(2)xb |
| cisco / ios | = 12.2(2)xb3 |
| cisco / ios | = 12.2(2)xb4 |
| cisco / ios | = 12.2(2)xb11 |
| cisco / ios | = 12.2(2)xb14 |
| cisco / ios | = 12.2(2)xb15 |
| cisco / ios | = 12.2(2)xc1 |
| cisco / ios | = 12.2(2)xf |
| cisco / ios | = 12.2(2)xg |
| cisco / ios | = 12.2(2)xh |
| cisco / ios | = 12.2(2)xh2 |
| cisco / ios | = 12.2(2)xh3 |
| cisco / ios | = 12.2(2)xi |
| cisco / ios | = 12.2(2)xi1 |
| cisco / ios | = 12.2(2)xi2 |
| cisco / ios | = 12.2(2)xj |
| cisco / ios | = 12.2(2)xj1 |
| cisco / ios | = 12.2(2)xk |
| cisco / ios | = 12.2(2)xk2 |
| cisco / ios | = 12.2(2)xn |
| cisco / ios | = 12.2(2)xr |
| cisco / ios | = 12.2(2)xt |
| cisco / ios | = 12.2(2)xt3 |
| cisco / ios | = 12.2(2)xu |
| cisco / ios | = 12.2(2)xu2 |
| cisco / ios | = 12.2(2)yc |
| cisco / ios | = 12.2(2.2)t |
| cisco / ios | = 12.2(3) |
| cisco / ios | = 12.2(3.4)bp |
| cisco / ios | = 12.2(3d) |
| cisco / ios | = 12.2(4) |
| cisco / ios | = 12.2(4)b |
| cisco / ios | = 12.2(4)b1 |
| cisco / ios | = 12.2(4)b2 |
| cisco / ios | = 12.2(4)b3 |
| cisco / ios | = 12.2(4)b4 |
| cisco / ios | = 12.2(4)bc1 |
| cisco / ios | = 12.2(4)bc1a |
| cisco / ios | = 12.2(4)bx |
| cisco / ios | = 12.2(4)ja |
| cisco / ios | = 12.2(4)ja1 |
| cisco / ios | = 12.2(4)mb3 |
| cisco / ios | = 12.2(4)mb12 |
| cisco / ios | = 12.2(4)mb13b |
| cisco / ios | = 12.2(4)mb13c |
| cisco / ios | = 12.2(4)mx |
| cisco / ios | = 12.2(4)mx1 |
| cisco / ios | = 12.2(4)t |
| cisco / ios | = 12.2(4)t1 |
| cisco / ios | = 12.2(4)t3 |
| cisco / ios | = 12.2(4)t6 |
| cisco / ios | = 12.2(4)xl |
| cisco / ios | = 12.2(4)xl4 |
| cisco / ios | = 12.2(4)xm |
| cisco / ios | = 12.2(4)xm2 |
| cisco / ios | = 12.2(4)xr |
| cisco / ios | = 12.2(4)xw |
| cisco / ios | = 12.2(4)xw1 |
| cisco / ios | = 12.2(4)ya |
| cisco / ios | = 12.2(4)ya1 |
| cisco / ios | = 12.2(4)ya7 |
| cisco / ios | = 12.2(4)ya8 |
| cisco / ios | = 12.2(4)ya9 |
| cisco / ios | = 12.2(4)ya10 |
| cisco / ios | = 12.2(4)ya11 |
| cisco / ios | = 12.2(4)yb |
| cisco / ios | = 12.2(5) |
| cisco / ios | = 12.2(5)ca1 |
| cisco / ios | = 12.2(5d) |
| cisco / ios | = 12.2(6.8)t0a |
| cisco / ios | = 12.2(6.8)t1a |
| cisco / ios | = 12.2(6.8a) |
| cisco / ios | = 12.2(6c) |
| cisco / ios | = 12.2(7) |
| cisco / ios | = 12.2(7)da |
| cisco / ios | = 12.2(7.4)s |
| cisco / ios | = 12.2(7a) |
| cisco / ios | = 12.2(7b) |
| cisco / ios | = 12.2(7c) |
| cisco / ios | = 12.2(8)bc1 |
| cisco / ios | = 12.2(8)ja |
| cisco / ios | = 12.2(8)t |
| cisco / ios | = 12.2(8)t10 |
| cisco / ios | = 12.2(8)tpc10a |
| cisco / ios | = 12.2(8)yd |
| cisco / ios | = 12.2(8)yw2 |
| cisco / ios | = 12.2(8)yw3 |
| cisco / ios | = 12.2(8)yy |
| cisco / ios | = 12.2(8)yy3 |
| cisco / ios | = 12.2(8)zb7 |
| cisco / ios | = 12.2(9)s |
| cisco / ios | = 12.2(9.4)da |
| cisco / ios | = 12.2(10)da2 |
| cisco / ios | = 12.2(10)da4 |
| cisco / ios | = 12.2(10.5)s |
| cisco / ios | = 12.2(10g) |
| cisco / ios | = 12.2(11)bc3c |
| cisco / ios | = 12.2(11)ja |
| cisco / ios | = 12.2(11)ja1 |
| cisco / ios | = 12.2(11)t |
| cisco / ios | = 12.2(11)t2 |
| cisco / ios | = 12.2(11)t3 |
| cisco / ios | = 12.2(11)t8 |
| cisco / ios | = 12.2(11)t9 |
| cisco / ios | = 12.2(11)yp1 |
| cisco / ios | = 12.2(11)yu |
| cisco / ios | = 12.2(11)yv |
| cisco / ios | = 12.2(11)yx1 |
| cisco / ios | = 12.2(11)yz2 |
| cisco / ios | = 12.2(12) |
| cisco / ios | = 12.2(12)da3 |
| cisco / ios | = 12.2(12)da8 |
| cisco / ios | = 12.2(12)da9 |
| cisco / ios | = 12.2(12.02)s |
| cisco / ios | = 12.2(12.02)t |
| cisco / ios | = 12.2(12.05) |
| cisco / ios | = 12.2(12.05)s |
| cisco / ios | = 12.2(12.05)t |
| cisco / ios | = 12.2(12b) |
| cisco / ios | = 12.2(12c) |
| cisco / ios | = 12.2(12g) |
| cisco / ios | = 12.2(12h) |
| cisco / ios | = 12.2(12i) |
| cisco / ios | = 12.2(12m) |
| cisco / ios | = 12.2(13) |
| cisco / ios | = 12.2(13)ja1 |
| cisco / ios | = 12.2(13)mc1 |
| cisco / ios | = 12.2(13)t |
| cisco / ios | = 12.2(13)t1 |
| cisco / ios | = 12.2(13)t9 |
| cisco / ios | = 12.2(13)t14 |
| cisco / ios | = 12.2(13)t16 |
| cisco / ios | = 12.2(13)zc |
| cisco / ios | = 12.2(13)zd |
| cisco / ios | = 12.2(13)zd3 |
| cisco / ios | = 12.2(13)zd4 |
| cisco / ios | = 12.2(13)ze |
| cisco / ios | = 12.2(13)zf |
| cisco / ios | = 12.2(13)zg |
| cisco / ios | = 12.2(13)zh |
| cisco / ios | = 12.2(13)zh3 |
| cisco / ios | = 12.2(13)zh8 |
| cisco / ios | = 12.2(13)zj |
| cisco / ios | = 12.2(13)zk |
| cisco / ios | = 12.2(13)zl |
| cisco / ios | = 12.2(13.03)b |
| cisco / ios | = 12.2(13a) |
| cisco / ios | = 12.2(13e) |
| cisco / ios | = 12.2(14)s |
| cisco / ios | = 12.2(14)s13 |
| cisco / ios | = 12.2(14)s14 |
| cisco / ios | = 12.2(14)s15 |
| cisco / ios | = 12.2(14)su2 |
| cisco / ios | = 12.2(14)sx1 |
| cisco / ios | = 12.2(14)sy |
| cisco / ios | = 12.2(14)sy1 |
| cisco / ios | = 12.2(14)sy03 |
| cisco / ios | = 12.2(14)sz |
| cisco / ios | = 12.2(14)sz1 |
| cisco / ios | = 12.2(14)sz2 |
| cisco / ios | = 12.2(14)za |
| cisco / ios | = 12.2(14)za2 |
| cisco / ios | = 12.2(14)za8 |
| cisco / ios | = 12.2(14.5) |
| cisco / ios | = 12.2(14.5)t |
| cisco / ios | = 12.2(15)b |
| cisco / ios | = 12.2(15)bc |
| cisco / ios | = 12.2(15)bc1 |
| cisco / ios | = 12.2(15)bc1f |
| cisco / ios | = 12.2(15)bc2f |
| cisco / ios | = 12.2(15)bc2h |
| cisco / ios | = 12.2(15)bc2i |
| cisco / ios | = 12.2(15)bx |
| cisco / ios | = 12.2(15)bz |
| cisco / ios | = 12.2(15)cx |
| cisco / ios | = 12.2(15)cz3 |
| cisco / ios | = 12.2(15)jk2 |
| cisco / ios | = 12.2(15)jk4 |
| cisco / ios | = 12.2(15)jk5 |
| cisco / ios | = 12.2(15)mc1 |
| cisco / ios | = 12.2(15)mc2c |
| cisco / ios | = 12.2(15)mc2e |
| cisco / ios | = 12.2(15)sl1 |
| cisco / ios | = 12.2(15)t |
| cisco / ios | = 12.2(15)t5 |
| cisco / ios | = 12.2(15)t7 |
| cisco / ios | = 12.2(15)t8 |
| cisco / ios | = 12.2(15)t9 |
| cisco / ios | = 12.2(15)t15 |
| cisco / ios | = 12.2(15)t16 |
| cisco / ios | = 12.2(15)t17 |
| cisco / ios | = 12.2(15)xr |
| cisco / ios | = 12.2(15)xr2 |
| cisco / ios | = 12.2(15)ys |
| cisco / ios | = 12.2(15)ys_1.2(1) |
| cisco / ios | = 12.2(15)zj |
| cisco / ios | = 12.2(15)zj1 |
| cisco / ios | = 12.2(15)zj2 |
| cisco / ios | = 12.2(15)zj3 |
| cisco / ios | = 12.2(15)zk |
| cisco / ios | = 12.2(15)zl |
| cisco / ios | = 12.2(15)zl1 |
| cisco / ios | = 12.2(15)zn |
| cisco / ios | = 12.2(15)zo |
| cisco / ios | = 12.2(15.1)s |
| cisco / ios | = 12.2(16)b |
| cisco / ios | = 12.2(16)b1 |
| cisco / ios | = 12.2(16)bx |
| cisco / ios | = 12.2(16.1)b |
| cisco / ios | = 12.2(16.5)s |
| cisco / ios | = 12.2(16f) |
| cisco / ios | = 12.2(17) |
| cisco / ios | = 12.2(17)a |
| cisco / ios | = 12.2(17)zd3 |
| cisco / ios | = 12.2(17a) |
| cisco / ios | = 12.2(17a)sxa |
| cisco / ios | = 12.2(17b)sxa |
| cisco / ios | = 12.2(17d) |
| cisco / ios | = 12.2(17d)sx |
| cisco / ios | = 12.2(17d)sxb |
| cisco / ios | = 12.2(17d)sxb7 |
| cisco / ios | = 12.2(17d)sxb8 |
| cisco / ios | = 12.2(17d)sxb10 |
| cisco / ios | = 12.2(17f) |
| cisco / ios | = 12.2(18)ew |
| cisco / ios | = 12.2(18)ew2 |
| cisco / ios | = 12.2(18)ew3 |
| cisco / ios | = 12.2(18)ew5 |
| cisco / ios | = 12.2(18)ewa |
| cisco / ios | = 12.2(18)s |
| cisco / ios | = 12.2(18)s6 |
| cisco / ios | = 12.2(18)s8 |
| cisco / ios | = 12.2(18)s9 |
| cisco / ios | = 12.2(18)s10 |
| cisco / ios | = 12.2(18)se |
| cisco / ios | = 12.2(18)so4 |
| cisco / ios | = 12.2(18)sv |
| cisco / ios | = 12.2(18)sv3 |
| cisco / ios | = 12.2(18)sw |
| cisco / ios | = 12.2(18)sxd1 |
| cisco / ios | = 12.2(18)sxd4 |
| cisco / ios | = 12.2(18)sxd5 |
| cisco / ios | = 12.2(18)sxd6 |
| cisco / ios | = 12.2(18)sxd7 |
| cisco / ios | = 12.2(18)sxe |
| cisco / ios | = 12.2(18)sxe1 |
| cisco / ios | = 12.2(18)sxe3 |
| cisco / ios | = 12.2(18)sxf |
| cisco / ios | = 12.2(18.2) |
| cisco / ios | = 12.2(19) |
| cisco / ios | = 12.2(19)b |
| cisco / ios | = 12.2(20)eu |
| cisco / ios | = 12.2(20)eu1 |
| cisco / ios | = 12.2(20)eu2 |
| cisco / ios | = 12.2(20)ew |
| cisco / ios | = 12.2(20)ew2 |
| cisco / ios | = 12.2(20)ew3 |
| cisco / ios | = 12.2(20)ewa |
| cisco / ios | = 12.2(20)ewa2 |
| cisco / ios | = 12.2(20)ewa3 |
| cisco / ios | = 12.2(20)s |
| cisco / ios | = 12.2(20)s1 |
| cisco / ios | = 12.2(20)s2 |
| cisco / ios | = 12.2(20)s4 |
| cisco / ios | = 12.2(20)s7 |
| cisco / ios | = 12.2(20)s8 |
| cisco / ios | = 12.2(20)s9 |
| cisco / ios | = 12.2(20)se3 |
| cisco / ios | = 12.2(21) |
| cisco / ios | = 12.2(21a) |
| cisco / ios | = 12.2(21b) |
| cisco / ios | = 12.2(22)ea6 |
| cisco / ios | = 12.2(22)s |
| cisco / ios | = 12.2(22)s2 |
| cisco / ios | = 12.2(22)sv1 |
| cisco / ios | = 12.2(23) |
| cisco / ios | = 12.2(23)sv1 |
| cisco / ios | = 12.2(23)sw |
| cisco / ios | = 12.2(23.6) |
| cisco / ios | = 12.2(23a) |
| cisco / ios | = 12.2(23f) |
| cisco / ios | = 12.2(24) |
| cisco / ios | = 12.2(24)sv |
| cisco / ios | = 12.2(24)sv1 |
| cisco / ios | = 12.2(25)ewa |
| cisco / ios | = 12.2(25)ewa1 |
| cisco / ios | = 12.2(25)ewa3 |
| cisco / ios | = 12.2(25)ewa4 |
| cisco / ios | = 12.2(25)ex |
| cisco / ios | = 12.2(25)ey |
| cisco / ios | = 12.2(25)ey2 |
| cisco / ios | = 12.2(25)ey3 |
| cisco / ios | = 12.2(25)ez |
| cisco / ios | = 12.2(25)ez1 |
| cisco / ios | = 12.2(25)fx |
| cisco / ios | = 12.2(25)fy |
| cisco / ios | = 12.2(25)s |
| cisco / ios | = 12.2(25)s1 |
| cisco / ios | = 12.2(25)s3 |
| cisco / ios | = 12.2(25)s4 |
| cisco / ios | = 12.2(25)s6 |
| cisco / ios | = 12.2(25)se |
| cisco / ios | = 12.2(25)seb |
| cisco / ios | = 12.2(25)seb2 |
| cisco / ios | = 12.2(25)seb3 |
| cisco / ios | = 12.2(25)seb4 |
| cisco / ios | = 12.2(25)sec1 |
| cisco / ios | = 12.2(25)sec2 |
| cisco / ios | = 12.2(25)sed |
| cisco / ios | = 12.2(25)sg |
| cisco / ios | = 12.2(25)sv2 |
| cisco / ios | = 12.2(25)sw |
| cisco / ios | = 12.2(25)sw3a |
| cisco / ios | = 12.2(25)sw4 |
| cisco / ios | = 12.2(25)sw4a |
| cisco / ios | = 12.2(26)sv |
| cisco / ios | = 12.2(26)sv1 |
| cisco / ios | = 12.2(26b) |
| cisco / ios | = 12.2(27)sbc |
| cisco / ios | = 12.2(27)sv1 |
| cisco / ios | = 12.2(27b) |
| cisco / ios | = 12.2(28) |
| cisco / ios | = 12.2(28c) |
| cisco / ios | = 12.2(29a) |
| cisco / ios | = 12.2(30)s1 |
| cisco / ios | = 12.2(31) |
| cisco / ios | = 12.2b |
| cisco / ios | = 12.2bc |
| cisco / ios | = 12.2bw |
| cisco / ios | = 12.2bx |
| cisco / ios | = 12.2by |
| cisco / ios | = 12.2bz |
| cisco / ios | = 12.2ca |
| cisco / ios | = 12.2cx |
| cisco / ios | = 12.2cy |
| cisco / ios | = 12.2cz |
| cisco / ios | = 12.2da |
| cisco / ios | = 12.2dd |
| cisco / ios | = 12.2dx |
| cisco / ios | = 12.2e |
| cisco / ios | = 12.2eu |
| cisco / ios | = 12.2ew |
| cisco / ios | = 12.2ewa |
| cisco / ios | = 12.2ex |
| cisco / ios | = 12.2ey |
| cisco / ios | = 12.2ez |
| cisco / ios | = 12.2f |
| cisco / ios | = 12.2fx |
| cisco / ios | = 12.2fy |
| cisco / ios | = 12.2ja |
| cisco / ios | = 12.2jk |
| cisco / ios | = 12.2jx |
| cisco / ios | = 12.2mb |
| cisco / ios | = 12.2mc |
| cisco / ios | = 12.2mx |
| cisco / ios | = 12.2n |
| cisco / ios | = 12.2pb |
| cisco / ios | = 12.2pi |
| cisco / ios | = 12.2s |
| cisco / ios | = 12.2sa |
| cisco / ios | = 12.2sbc |
| cisco / ios | = 12.2se |
| cisco / ios | = 12.2sea |
| cisco / ios | = 12.2seb |
| cisco / ios | = 12.2sec |
| cisco / ios | = 12.2sg |
| cisco / ios | = 12.2sh |
| cisco / ios | = 12.2so |
| cisco / ios | = 12.2su |
| cisco / ios | = 12.2sv |
| cisco / ios | = 12.2sw |
| cisco / ios | = 12.2sx |
| cisco / ios | = 12.2sxa |
| cisco / ios | = 12.2sxb |
| cisco / ios | = 12.2sxd |
| cisco / ios | = 12.2sxe |
| cisco / ios | = 12.2sxf |
| cisco / ios | = 12.2sy |
| cisco / ios | = 12.2sz |
| cisco / ios | = 12.2t |
| cisco / ios | = 12.2tpc |
| cisco / ios | = 12.2x |
| cisco / ios | = 12.2xa |
| cisco / ios | = 12.2xb |
| cisco / ios | = 12.2xc |
| cisco / ios | = 12.2xd |
| cisco / ios | = 12.2xe |
| cisco / ios | = 12.2xf |
| cisco / ios | = 12.2xg |
| cisco / ios | = 12.2xh |
| cisco / ios | = 12.2xi |
| cisco / ios | = 12.2xj |
| cisco / ios | = 12.2xk |
| cisco / ios | = 12.2xl |
| cisco / ios | = 12.2xm |
| cisco / ios | = 12.2xn |
| cisco / ios | = 12.2xq |
| cisco / ios | = 12.2xr |
| cisco / ios | = 12.2xs |
| cisco / ios | = 12.2xt |
| cisco / ios | = 12.2xu |
| cisco / ios | = 12.2xv |
| cisco / ios | = 12.2xw |
| cisco / ios | = 12.2xz |
| cisco / ios | = 12.2ya |
| cisco / ios | = 12.2yb |
| cisco / ios | = 12.2yc |
| cisco / ios | = 12.2yd |
| cisco / ios | = 12.2ye |
| cisco / ios | = 12.2yf |
| cisco / ios | = 12.2yg |
| cisco / ios | = 12.2yh |
| cisco / ios | = 12.2yj |
| cisco / ios | = 12.2yk |
| cisco / ios | = 12.2yl |
| cisco / ios | = 12.2ym |
| cisco / ios | = 12.2yn |
| cisco / ios | = 12.2yo |
| cisco / ios | = 12.2yp |
| cisco / ios | = 12.2yq |
| cisco / ios | = 12.2yr |
| cisco / ios | = 12.2ys |
| cisco / ios | = 12.2yt |
| cisco / ios | = 12.2yu |
| cisco / ios | = 12.2yv |
| cisco / ios | = 12.2yw |
| cisco / ios | = 12.2yx |
| cisco / ios | = 12.2yy |
| cisco / ios | = 12.2yz |
| cisco / ios | = 12.2za |
| cisco / ios | = 12.2zb |
| cisco / ios | = 12.2zd |
| cisco / ios | = 12.2ze |
| cisco / ios | = 12.2zf |
| cisco / ios | = 12.2zg |
| cisco / ios | = 12.2zh |
| cisco / ios | = 12.2zi |
| cisco / ios | = 12.2zj |
| cisco / ios | = 12.2zk |
| cisco / ios | = 12.2zl |
| cisco / ios | = 12.2zm |
| cisco / ios | = 12.2zn |
| cisco / ios | = 12.2zo |
| cisco / ios | = 12.2zp |
| cisco / ios | = 12.2zq |
| cisco / ios | = 12.2zu |
| cisco / ios | = 12.2zx |
| cisco / ios | = 12.2zy |
| cisco / ios | = 12.2zya |
| cisco / ios | = 12.3 |
| cisco / ios | = 12.3(1a) |
| cisco / ios | = 12.3(2)ja |
| cisco / ios | = 12.3(2)ja5 |
| cisco / ios | = 12.3(2)jk |
| cisco / ios | = 12.3(2)jk1 |
| cisco / ios | = 12.3(2)t3 |
| cisco / ios | = 12.3(2)t8 |
| cisco / ios | = 12.3(2)xa4 |
| cisco / ios | = 12.3(2)xa5 |
| cisco / ios | = 12.3(2)xc1 |
| cisco / ios | = 12.3(2)xc2 |
| cisco / ios | = 12.3(2)xc3 |
| cisco / ios | = 12.3(2)xc4 |
| cisco / ios | = 12.3(2)xe3 |
| cisco / ios | = 12.3(2)xe4 |
| cisco / ios | = 12.3(3e) |
| cisco / ios | = 12.3(3h) |
| cisco / ios | = 12.3(3i) |
| cisco / ios | = 12.3(4)eo1 |
| cisco / ios | = 12.3(4)ja |
| cisco / ios | = 12.3(4)ja1 |
| cisco / ios | = 12.3(4)t |
| cisco / ios | = 12.3(4)t1 |
| cisco / ios | = 12.3(4)t2 |
| cisco / ios | = 12.3(4)t3 |
| cisco / ios | = 12.3(4)t4 |
| cisco / ios | = 12.3(4)t8 |
| cisco / ios | = 12.3(4)tpc11a |
| cisco / ios | = 12.3(4)xd |
| cisco / ios | = 12.3(4)xd1 |
| cisco / ios | = 12.3(4)xd2 |
| cisco / ios | = 12.3(4)xe4 |
| cisco / ios | = 12.3(4)xg1 |
| cisco / ios | = 12.3(4)xg2 |
| cisco / ios | = 12.3(4)xg4 |
| cisco / ios | = 12.3(4)xg5 |
| cisco / ios | = 12.3(4)xh |
| cisco / ios | = 12.3(4)xk |
| cisco / ios | = 12.3(4)xk1 |
| cisco / ios | = 12.3(4)xk3 |
| cisco / ios | = 12.3(4)xk4 |
| cisco / ios | = 12.3(4)xq |
| cisco / ios | = 12.3(4)xq1 |
| cisco / ios | = 12.3(5) |
| cisco / ios | = 12.3(5)b1 |
| cisco / ios | = 12.3(5a) |
| cisco / ios | = 12.3(5a)b |
| cisco / ios | = 12.3(5a)b2 |
| cisco / ios | = 12.3(5a)b5 |
| cisco / ios | = 12.3(5b) |
| cisco / ios | = 12.3(5c) |
| cisco / ios | = 12.3(5e) |
| cisco / ios | = 12.3(5f) |
| cisco / ios | = 12.3(6) |
| cisco / ios | = 12.3(6a) |
| cisco / ios | = 12.3(6d) |
| cisco / ios | = 12.3(6e) |
| cisco / ios | = 12.3(6f) |
| cisco / ios | = 12.3(7)ja |
| cisco / ios | = 12.3(7)ja1 |
| cisco / ios | = 12.3(7)jx |
| cisco / ios | = 12.3(7)t |
| cisco / ios | = 12.3(7)t4 |
| cisco / ios | = 12.3(7)t8 |
| cisco / ios | = 12.3(7)t9 |
| cisco / ios | = 12.3(7)t10 |
| cisco / ios | = 12.3(7)t12 |
| cisco / ios | = 12.3(7)xi3 |
| cisco / ios | = 12.3(7)xi4 |
| cisco / ios | = 12.3(7)xi7 |
| cisco / ios | = 12.3(7)xr3 |
| cisco / ios | = 12.3(7)xr4 |
| cisco / ios | = 12.3(7)xr6 |
| cisco / ios | = 12.3(7.7) |
| cisco / ios | = 12.3(8)ja |
| cisco / ios | = 12.3(8)ja1 |
| cisco / ios | = 12.3(8)t4 |
| cisco / ios | = 12.3(8)t7 |
| cisco / ios | = 12.3(8)t8 |
| cisco / ios | = 12.3(8)t9 |
| cisco / ios | = 12.3(8)t11 |
| cisco / ios | = 12.3(8)xu2 |
| cisco / ios | = 12.3(8)xy4 |
| cisco / ios | = 12.3(8)xy5 |
| cisco / ios | = 12.3(8)xy6 |
| cisco / ios | = 12.3(8)ya1 |
| cisco / ios | = 12.3(8)yd |
| cisco / ios | = 12.3(8)yf |
| cisco / ios | = 12.3(8)yg |
| cisco / ios | = 12.3(8)yg1 |
| cisco / ios | = 12.3(8)yg2 |
| cisco / ios | = 12.3(8)yg3 |
| cisco / ios | = 12.3(8)yh |
| cisco / ios | = 12.3(8)yi |
| cisco / ios | = 12.3(8)yi1 |
| cisco / ios | = 12.3(8)yi3 |
| cisco / ios | = 12.3(9) |
| cisco / ios | = 12.3(9a)bc |
| cisco / ios | = 12.3(9a)bc2 |
| cisco / ios | = 12.3(9a)bc6 |
| cisco / ios | = 12.3(9a)bc7 |
| cisco / ios | = 12.3(9d) |
| cisco / ios | = 12.3(9e) |
| cisco / ios | = 12.3(10) |
| cisco / ios | = 12.3(10c) |
| cisco / ios | = 12.3(10d) |
| cisco / ios | = 12.3(10e) |
| cisco / ios | = 12.3(11) |
| cisco / ios | = 12.3(11)t |
| cisco / ios | = 12.3(11)t4 |
| cisco / ios | = 12.3(11)t5 |
| cisco / ios | = 12.3(11)t6 |
| cisco / ios | = 12.3(11)t8 |
| cisco / ios | = 12.3(11)t9 |
| cisco / ios | = 12.3(11)xl |
| cisco / ios | = 12.3(11)xl3 |
| cisco / ios | = 12.3(11)yf |
| cisco / ios | = 12.3(11)yf2 |
| cisco / ios | = 12.3(11)yf3 |
| cisco / ios | = 12.3(11)yf4 |
| cisco / ios | = 12.3(11)yj |
| cisco / ios | = 12.3(11)yk |
| cisco / ios | = 12.3(11)yk1 |
| cisco / ios | = 12.3(11)yk2 |
| cisco / ios | = 12.3(11)yl |
| cisco / ios | = 12.3(11)yn |
| cisco / ios | = 12.3(11)yr |
| cisco / ios | = 12.3(11)ys |
| cisco / ios | = 12.3(11)ys1 |
| cisco / ios | = 12.3(11)yw |
| cisco / ios | = 12.3(12) |
| cisco / ios | = 12.3(12b) |
| cisco / ios | = 12.3(12e) |
| cisco / ios | = 12.3(13) |
| cisco / ios | = 12.3(13a) |
| cisco / ios | = 12.3(13a)bc |
| cisco / ios | = 12.3(13a)bc1 |
| cisco / ios | = 12.3(13b) |
| cisco / ios | = 12.3(14)t |
| cisco / ios | = 12.3(14)t2 |
| cisco / ios | = 12.3(14)t4 |
| cisco / ios | = 12.3(14)t5 |
| cisco / ios | = 12.3(14)ym4 |
| cisco / ios | = 12.3(14)yq |
| cisco / ios | = 12.3(14)yq1 |
| cisco / ios | = 12.3(14)yq3 |
| cisco / ios | = 12.3(14)yq4 |
| cisco / ios | = 12.3(14)yt |
| cisco / ios | = 12.3(14)yt1 |
| cisco / ios | = 12.3(14)yu |
| cisco / ios | = 12.3(14)yu1 |
| cisco / ios | = 12.3(15) |
| cisco / ios | = 12.3(15b) |
| cisco / ios | = 12.3(16) |
| cisco / ios | = 12.3b |
| cisco / ios | = 12.3bc |
| cisco / ios | = 12.3bw |
| cisco / ios | = 12.3j |
| cisco / ios | = 12.3ja |
| cisco / ios | = 12.3jea |
| cisco / ios | = 12.3jeb |
| cisco / ios | = 12.3jec |
| cisco / ios | = 12.3jk |
| cisco / ios | = 12.3jx |
| cisco / ios | = 12.3t |
| cisco / ios | = 12.3tpc |
| cisco / ios | = 12.3xa |
| cisco / ios | = 12.3xb |
| cisco / ios | = 12.3xc |
| cisco / ios | = 12.3xd |
| cisco / ios | = 12.3xe |
| cisco / ios | = 12.3xf |
| cisco / ios | = 12.3xg |
| cisco / ios | = 12.3xh |
| cisco / ios | = 12.3xi |
| cisco / ios | = 12.3xj |
| cisco / ios | = 12.3xk |
| cisco / ios | = 12.3xl |
| cisco / ios | = 12.3xm |
| cisco / ios | = 12.3xn |
| cisco / ios | = 12.3xq |
| cisco / ios | = 12.3xr |
| cisco / ios | = 12.3xs |
| cisco / ios | = 12.3xt |
| cisco / ios | = 12.3xu |
| cisco / ios | = 12.3xv |
| cisco / ios | = 12.3xw |
| cisco / ios | = 12.3xx |
| cisco / ios | = 12.3xy |
| cisco / ios | = 12.3xz |
| cisco / ios | = 12.3ya |
| cisco / ios | = 12.3yb |
| cisco / ios | = 12.3yc |
| cisco / ios | = 12.3yd |
| cisco / ios | = 12.3ye |
| cisco / ios | = 12.3yf |
| cisco / ios | = 12.3yg |
| cisco / ios | = 12.3yh |
| cisco / ios | = 12.3yi |
| cisco / ios | = 12.3yj |
| cisco / ios | = 12.3yk |
| cisco / ios | = 12.3yl |
| cisco / ios | = 12.3ym |
| cisco / ios | = 12.3yn |
| cisco / ios | = 12.3yq |
| cisco / ios | = 12.3yr |
| cisco / ios | = 12.3ys |
| cisco / ios | = 12.3yt |
| cisco / ios | = 12.3yu |
| cisco / ios | = 12.3yw |
| cisco / ios | = 12.3yx |
| cisco / ios | = 12.3yz |
| cisco / ios | = 12.4 |
| cisco / ios | = 12.4(1) |
| cisco / ios | = 12.4(1b) |
| cisco / ios | = 12.4(1c) |
| cisco / ios | = 12.4(2)mr |
| cisco / ios | = 12.4(2)mr1 |
| cisco / ios | = 12.4(2)t |
| cisco / ios | = 12.4(2)t1 |
| cisco / ios | = 12.4(2)t2 |
| cisco / ios | = 12.4(2)t3 |
| cisco / ios | = 12.4(2)t4 |
| cisco / ios | = 12.4(2)xa |
| cisco / ios | = 12.4(2)xb |
| cisco / ios | = 12.4(2)xb2 |
| cisco / ios | = 12.4(3) |
| cisco / ios | = 12.4(3)t2 |
| cisco / ios | = 12.4(3a) |
| cisco / ios | = 12.4(3b) |
| cisco / ios | = 12.4(3d) |
| cisco / ios | = 12.4(4)mr |
| cisco / ios | = 12.4(4)t |
| cisco / ios | = 12.4(4)t2 |
| cisco / ios | = 12.4(5) |
| cisco / ios | = 12.4(5b) |
| cisco / ios | = 12.4(6)t |
| cisco / ios | = 12.4(6)t1 |
| cisco / ios | = 12.4(7) |
| cisco / ios | = 12.4(7a) |
| cisco / ios | = 12.4(8) |
| cisco / ios | = 12.4(9)t |
| cisco / ios | = 12.4(23) |
| cisco / ios | = 12.4ja |
| cisco / ios | = 12.4jda |
| cisco / ios | = 12.4jk |
| cisco / ios | = 12.4jl |
| cisco / ios | = 12.4jma |
| cisco / ios | = 12.4jmb |
| cisco / ios | = 12.4jx |
| cisco / ios | = 12.4md |
| cisco / ios | = 12.4mr |
| cisco / ios | = 12.4sw |
| cisco / ios | = 12.4t |
| cisco / ios | = 12.4xa |
| cisco / ios | = 12.4xb |
| cisco / ios | = 12.4xc |
| cisco / ios | = 12.4xd |
| cisco / ios | = 12.4xe |
| cisco / ios | = 12.4xf |
| cisco / ios | = 12.4xg |
| cisco / ios | = 12.4xj |
| cisco / ios | = 12.4xk |
| cisco / ios | = 12.4xl |
| cisco / ios | = 12.4xm |
| cisco / ios | = 12.4xn |
| cisco / ios | = 12.4xp |
| cisco / ios | = 12.4xt |
| cisco / ios | = 12.4xv |
| cisco / ios | = 12.4xw |
| cisco / ios_xe | >= 2.1.0, <= 2.6.2 |
A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.
CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.
A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.
Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.
Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.
SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.