Vulnerability Database

cisco / ip_phone_8821_firmware

• You can search for specific versions with https://synscan.net/product/ip_phone_8821_firmware/1.2.3

Title	Severity	Exploit	Date	Affected Version
CVE-2025-20351	Medium		Oct 15, 2025	< 11.0\(1\) == 11.0(0.7)-mpp == 11.0(1) == 11.0(2) == 11.0(2)-sr1 == 11.0(2)-sr2 == 11.0(3) == 11.0(3)-sr1 == 11.0(3)-sr2 == 11.0(3)-sr3 == 11.0(3)-sr4 == 11.0(3)-sr5 == 11.0(3)-sr6 == 11.0(4) == 11.0(4)-sr1 == 11.0(4)-sr2 == 11.0(4)-sr3 == 11.0(5) == 11.0(5)-sr1 == 11.0(5)-sr2 == 11.0(5)-sr3 == 11.0(6) == 11.0(6)-sr1 == 11.0(6)-sr2 == 11.0(6)-sr4 == 11.0(6)-sr5 == 11.0(6)-sr6
CVE-2025-20350	High		Oct 15, 2025	< 11.0\(1\) == 11.0(0.7)-mpp == 11.0(1) == 11.0(2) == 11.0(2)-sr1 == 11.0(2)-sr2 == 11.0(3) == 11.0(3)-sr1 == 11.0(3)-sr2 == 11.0(3)-sr3 == 11.0(3)-sr4 == 11.0(3)-sr5 == 11.0(3)-sr6 == 11.0(4) == 11.0(4)-sr1 == 11.0(4)-sr2 == 11.0(4)-sr3 == 11.0(5) == 11.0(5)-sr1 == 11.0(5)-sr2 == 11.0(5)-sr3 == 11.0(6) == 11.0(6)-sr1 == 11.0(6)-sr2 == 11.0(6)-sr4 == 11.0(6)-sr5 == 11.0(6)-sr6
CVE-2023-20018	High		Jan 20, 2023	< 14.1\(1\)sr2
CVE-2020-3161	Critical		Apr 15, 2020	== 10.3(1)es14 == 11.0(1) == 11.0(5)sr1
CVE-2019-1716	High		Mar 22, 2019	< 11.0\(4\)sr3
CVE-2019-1763	High		Mar 22, 2019	< 11.0\(5\)
CVE-2019-1764	Medium		Mar 22, 2019	< 11.0\(5\)
CVE-2019-1765	Low		Mar 22, 2019	< 11.0\(5\)