IP
Product
IP Phone 8821 Firmware
On CISA KEVExploited in the wild
10
CVEs
1
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 2High 4Medium 4Low 0
Watch
Add IP Phone 8821 Firmware to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2020-3161 In wildKEV | 9.8 | Apr 15 | Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability Affected: 10.3(1)es14; 11.0(1); 11.0(5)sr1 |
| CVE-2019-1716 | 9.8 | Mar 22 | A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 7800 Series and Cisco IP Phone 8800 Series could allow an… Affected: before 11.0\(4\)sr3 |
| CVE-2019-1764 | 8.8 | Mar 22 | A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 8800 Series could allow an unauthenticated, remote attacker… Affected: before 11.0\(5\) |
| CVE-2025-20350 | 7.5 | Oct 15 | Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Denial of Service Vulnerability Affected: before 11.0\(1\); 11.0(0.7); 11.0(1); 11.0(2); 11.0(2); 11.0(2); +21 more |
| CVE-2025-20336 | 7.5 | Sep 3 | Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Disclosure Vulnerability Affected: before 11.0\(6\); 11.0(6); 11.0(6); 11.0(6); 11.0(6); 11.0(6); +1 more |
| CVE-2019-1763 | 7.5 | Mar 22 | A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 8800 Series could allow an unauthenticated, remote attacker… Affected: before 11.0\(5\) |
| CVE-2023-20018 | 6.5 | Jan 20 | A vulnerability in the web-based management interface of Cisco IP Phone 7800 and 8800 Series Phones could allow an unauthenticated, remote attacker to bypass authentication on an… Affected: before 14.1\(1\)sr2 |
| CVE-2019-1765 | 6.5 | Mar 22 | A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 8800 Series could allow an authenticated, remote attacker to… Affected: before 11.0\(5\) |
| CVE-2025-20351 | 6.1 | Oct 15 | Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Cross-Site Scripting Vulnerability Affected: before 11.0\(1\); 11.0(0.7); 11.0(1); 11.0(2); 11.0(2); 11.0(2); +21 more |
| CVE-2025-20335 | 5.3 | Sep 3 | Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Arbitrary File Write Vulnerability Affected: before 11.0\(6\); 11.0(6); 11.0(6); 11.0(6); 11.0(6); 11.0(6); +1 more |
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