Vulnerability Database

296,213

Total vulnerabilities in the database

CVE-2021-0241

On Juniper Networks Junos OS platforms configured as DHCPv6 local server or DHCPv6 Relay Agent, Juniper Networks Dynamic Host Configuration Protocol Daemon (JDHCPD) process might crash with a core dump if a specific DHCPv6 packet is received, resulting in a restart of the daemon. The daemon automatically restarts without intervention, but continued receipt and processing of these specific packets will repeatedly crash the JDHCPD process and sustain the Denial of Service (DoS) condition. This issue only affects DHCPv6. DHCPv4 is not affected by this issue. This issue affects: Juniper Networks Junos OS 17.3 versions prior to 17.3R3-S11; 17.4 versions prior to 17.4R3-S4; 18.1 versions prior to 18.1R3-S12; 18.2 versions prior to 18.2R3-S7; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R3-S7; 19.1 versions prior to 19.1R3-S4; 19.2 versions prior to 19.2R3-S1; 19.3 versions prior to 19.3R3-S1, 19.3R3-S2; 19.4 versions prior to 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2, 20.2R3; 20.3 versions prior to 20.3R1-S2, 20.3R2.

  • Published: Apr 22, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-0241
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.5
  • AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Low
  • Score: 3.3
  • AV:A/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
juniper / junos 17.3-r1 17.3-r1.x
juniper / junos 17.3-r2 17.3-r2.x
juniper / junos 17.4-r1 17.4-r1.x
juniper / junos 17.4-r2 17.4-r2.x
juniper / junos 17.3-r2-s2 17.3-r2-s2.x
juniper / junos 17.3-r3 17.3-r3.x
juniper / junos 18.1-r1 18.1-r1.x
juniper / junos 18.1-r3 18.1-r3.x
juniper / junos 17.3-r1-s4 17.3-r1-s4.x
juniper / junos 17.4-r1-s3 17.4-r1-s3.x
juniper / junos 18.1-r2 18.1-r2.x
juniper / junos 18.2-r1 18.2-r1.x
juniper / junos 17.4-r2-s2 17.4-r2-s2.x
juniper / junos 17.4-r1-s1 17.4-r1-s1.x
juniper / junos 18.2 18.2.x
juniper / junos 18.2-r2-s1 18.2-r2-s1.x
juniper / junos 18.2-r2-s2 18.2-r2-s2.x
juniper / junos 18.2-r1-s3 18.2-r1-s3.x
juniper / junos 18.3-r1-s1 18.3-r1-s1.x
juniper / junos 17.3-r3-s1 17.3-r3-s1.x
juniper / junos 17.3-r3-s2 17.3-r3-s2.x
juniper / junos 17.4-r1-s2 17.4-r1-s2.x
juniper / junos 17.3-r2-s1 17.3-r2-s1.x
juniper / junos 18.3-r2 18.3-r2.x
juniper / junos 18.3-r1 18.3-r1.x
juniper / junos 17.4-r3 17.4-r3.x
juniper / junos 17.4-r2-s1 17.4-r2-s1.x
juniper / junos 18.1-r2-s2 18.1-r2-s2.x
juniper / junos 18.4-r1 18.4-r1.x
juniper / junos 17.4 17.4.x
juniper / junos 18.1-r3-s4 18.1-r3-s4.x
juniper / junos 18.1-r3-s3 18.1-r3-s3.x
juniper / junos 18.1-r3-s2 18.1-r3-s2.x
juniper / junos 18.1 18.1.x
juniper / junos 18.1-r2-s1 18.1-r2-s1.x
juniper / junos 18.1-r2-s4 18.1-r2-s4.x
juniper / junos 17.3 17.3.x
juniper / junos 18.3-r1-s2 18.3-r1-s2.x
juniper / junos 18.3 18.3.x
juniper / junos 18.4 18.4.x
juniper / junos 17.4-r1-s5 17.4-r1-s5.x
juniper / junos 18.1-r3-s1 18.1-r3-s1.x
juniper / junos 17.3-r3-s3 17.3-r3-s3.x
juniper / junos 17.4-r1-s7 17.4-r1-s7.x
juniper / junos 17.4-r1-s4 17.4-r1-s4.x
juniper / junos 18.4-r1-s1 18.4-r1-s1.x
juniper / junos 17.3-r3-s4 17.3-r3-s4.x
juniper / junos 17.3-r3-s5 17.3-r3-s5.x
juniper / junos 17.4-r2-s3 17.4-r2-s3.x
juniper / junos 17.4-r2-s4 17.4-r2-s4.x
juniper / junos 17.4-r1-s6 17.4-r1-s6.x
juniper / junos 18.1-r3-s5 18.1-r3-s5.x
juniper / junos 18.3-r1-s3 18.3-r1-s3.x
juniper / junos 18.2-r2-s3 18.2-r2-s3.x
juniper / junos 18.2-r2-s4 18.2-r2-s4.x
juniper / junos 18.3-r1-s4 18.3-r1-s4.x
juniper / junos 18.2-r1-s4 18.2-r1-s4.x
juniper / junos 18.2-r1-s5 18.2-r1-s5.x
juniper / junos 18.2-r2 18.2-r2.x
juniper / junos 17.3-r3-s6 17.3-r3-s6.x
juniper / junos 18.4-r1-s3 18.4-r1-s3.x
juniper / junos 18.4-r1-s4 18.4-r1-s4.x
juniper / junos 18.4-r1-s2 18.4-r1-s2.x
juniper / junos 19.1-r1 19.1-r1.x
juniper / junos 19.1 19.1.x
juniper / junos 17.3-r2-s3 17.3-r2-s3.x
juniper / junos 17.4-r2-s5 17.4-r2-s5.x
juniper / junos 17.4-r2-s6 17.4-r2-s6.x
juniper / junos 17.4-r2-s7 17.4-r2-s7.x
juniper / junos 19.2-r1 19.2-r1.x
juniper / junos 18.4-r2 18.4-r2.x
juniper / junos 18.2-r3 18.2-r3.x
juniper / junos 18.1-r3-s6 18.1-r3-s6.x
juniper / junos 18.1-r3-s7 18.1-r3-s7.x
juniper / junos 19.1-r1-s1 19.1-r1-s1.x
juniper / junos 19.1-r1-s3 19.1-r1-s3.x
juniper / junos 19.1-r1-s2 19.1-r1-s2.x
juniper / junos 17.3-r1-s1 17.3-r1-s1.x
juniper / junos 18.2-r2-s5 18.2-r2-s5.x
juniper / junos 18.2-r2-s6 18.2-r2-s6.x
juniper / junos 18.4-r1-s5 18.4-r1-s5.x
juniper / junos 19.2-r1-s1 19.2-r1-s1.x
juniper / junos 19.2-r1-s2 19.2-r1-s2.x
juniper / junos 18.3-r1-s5 18.3-r1-s5.x
juniper / junos 18.2-r3-s1 18.2-r3-s1.x
juniper / junos 17.3-r2-s4 17.3-r2-s4.x
juniper / junos 18.3-r2-s1 18.3-r2-s1.x
juniper / junos 18.3-r2-s2 18.3-r2-s2.x
juniper / junos 17.4-r2-s8 17.4-r2-s8.x
juniper / junos 18.4-r2-s1 18.4-r2-s1.x
juniper / junos 19.3 19.3.x
juniper / junos 19.3-r1 19.3-r1.x
juniper / junos 19.2 19.2.x
juniper / junos 18.4-r2-s2 18.4-r2-s2.x
juniper / junos 18.3-r1-s6 18.3-r1-s6.x
juniper / junos 18.2-r3-s2 18.2-r3-s2.x
juniper / junos 18.1-r3-s8 18.1-r3-s8.x
juniper / junos 19.2-r1-s3 19.2-r1-s3.x
juniper / junos 18.3-r3 18.3-r3.x
juniper / junos 19.4-r1 19.4-r1.x
juniper / junos 19.3-r2 19.3-r2.x
juniper / junos 19.1-r2 19.1-r2.x
juniper / junos 18.4-r3 18.4-r3.x
juniper / junos 18.4-r2-s3 18.4-r2-s3.x
juniper / junos 18.3-r3-s1 18.3-r3-s1.x
juniper / junos 18.1-r3-s9 18.1-r3-s9.x
juniper / junos 17.3-r3-s7 17.3-r3-s7.x
juniper / junos 19.3-r2-s1 19.3-r2-s1.x
juniper / junos 19.3-r1-s1 19.3-r1-s1.x
juniper / junos 19.2-r1-s4 19.2-r1-s4.x
juniper / junos 20.1-r1 20.1-r1.x
juniper / junos 19.4-r1-s1 19.4-r1-s1.x
juniper / junos 19.3-r2-s2 19.3-r2-s2.x
juniper / junos 19.1-r1-s4 19.1-r1-s4.x
juniper / junos 18.4-r1-s6 18.4-r1-s6.x
juniper / junos 18.3-r2-s3 18.3-r2-s3.x
juniper / junos 18.2-r3-s3 18.2-r3-s3.x
juniper / junos 17.4-r3-s1 17.4-r3-s1.x
juniper / junos 17.4-r2-s9 17.4-r2-s9.x
juniper / junos 17.4-r2-s10 17.4-r2-s10.x
juniper / junos 18.2-r3-s4 18.2-r3-s4.x
juniper / junos 17.3-r2-s5 17.3-r2-s5.x
juniper / junos 18.4-r3-s2 18.4-r3-s2.x
juniper / junos 18.4-r3-s1 18.4-r3-s1.x
juniper / junos 18.4-r2-s4 18.4-r2-s4.x
juniper / junos 19.1-r2-s1 19.1-r2-s1.x
juniper / junos 19.1-r3 19.1-r3.x
juniper / junos 19.1-r3-s1 19.1-r3-s1.x
juniper / junos 19.4-r1-s2 19.4-r1-s2.x
juniper / junos 20.1-r1-s1 20.1-r1-s1.x
juniper / junos 17.4-r3-s2 17.4-r3-s2.x
juniper / junos 17.4-r3-s3 17.4-r3-s3.x
juniper / junos 20.2-r1 20.2-r1.x
juniper / junos 20.1-r1-s2 20.1-r1-s2.x
juniper / junos 20.1-r1-s3 20.1-r1-s3.x
juniper / junos 19.4-r2 19.4-r2.x
juniper / junos 19.4-r2-s1 19.4-r2-s1.x
juniper / junos 19.3-r2-s3 19.3-r2-s3.x
juniper / junos 19.1-r3-s2 19.1-r3-s2.x
juniper / junos 18.4-r3-s3 18.4-r3-s3.x
juniper / junos 18.4-r3-s4 18.4-r3-s4.x
juniper / junos 18.1-r3-s10 18.1-r3-s10.x
juniper / junos 18.3-r3-s2 18.3-r3-s2.x
juniper / junos 19.2-r2 19.2-r2.x
juniper / junos 17.3-r3-s8 17.3-r3-s8.x
juniper / junos 17.4-r2-s11 17.4-r2-s11.x
juniper / junos 18.3-r2-s4 18.3-r2-s4.x
juniper / junos 19.3-r2-s4 19.3-r2-s4.x
juniper / junos 18.3-r3-s3 18.3-r3-s3.x
juniper / junos 20.2-r1-s1 20.2-r1-s1.x
juniper / junos 20.2-r1-s2 20.2-r1-s2.x
juniper / junos 19.4-r2-s2 19.4-r2-s2.x
juniper / junos 19.2-r3 19.2-r3.x
juniper / junos 18.4-r3-s5 18.4-r3-s5.x
juniper / junos 19.4-r3 19.4-r3.x
juniper / junos 19.3-r2-s5 19.3-r2-s5.x
juniper / junos 19.3-r3 19.3-r3.x
juniper / junos 19.2-r1-s5 19.2-r1-s5.x
juniper / junos 19.1-r3-s3 19.1-r3-s3.x
juniper / junos 18.4-r2-s5 18.4-r2-s5.x
juniper / junos 18.4-r2-s6 18.4-r2-s6.x
juniper / junos 17.3-r3-s9 17.3-r3-s9.x
juniper / junos 17.3-r3-s10 17.3-r3-s10.x
juniper / junos 19.1-r1-s5 19.1-r1-s5.x
juniper / junos 18.4-r1-s7 18.4-r1-s7.x
juniper / junos 20.3-r1 20.3-r1.x
juniper / junos 18.2-r2-s7 18.2-r2-s7.x
juniper / junos 18.1-r3-s11 18.1-r3-s11.x
juniper / junos 19.2-r2-s1 19.2-r2-s1.x
juniper / junos 18.2-r1-s2 18.2-r1-s2.x
juniper / junos 20.1-r1-s4 20.1-r1-s4.x
juniper / junos 19.1-r3-s4 19.1-r3-s4.x
juniper / junos 18.4-r3-s6 18.4-r3-s6.x
juniper / junos 18.3-r3-s4 18.3-r3-s4.x
juniper / junos 20.3-r1-s1 20.3-r1-s1.x
juniper / junos 20.2-r1-s3 20.2-r1-s3.x
juniper / junos 19.2-r3-s1 19.2-r3-s1.x
juniper / junos 18.1-r3-s12 18.1-r3-s12.x
juniper / junos 17.3-r3-s11 17.3-r3-s11.x
juniper / junos 19.4-r3-s1 19.4-r3-s1.x
juniper / junos 20.2-r2 20.2-r2.x
juniper / junos 20.2-r2-s1 20.2-r2-s1.x
juniper / junos 17.4-r3-s4 17.4-r3-s4.x
juniper / junos 20.4-r1 20.4-r1.x
juniper / junos 20.2-r2-s2 20.2-r2-s2.x
juniper / junos 20.1-r2 20.1-r2.x
juniper / junos 20.1-r2-s1 20.1-r2-s1.x