Skip to contentCisco Ip Phone 7821 Firmware vulnerabilities
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +15 more +17 moreCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Cross-Site Scripting VulnerabilityCVE-2025-203516.1 Medium
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +15 more +17 moreCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Denial of Service VulnerabilityCVE-2025-203507.5 High
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +15 more +17 moreCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Arbitrary File Write VulnerabilityCVE-2025-203355.3 Medium
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +15 more +17 moreCisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Firmware Information Disclosure VulnerabilityCVE-2025-203365.3 Medium
- cisco ip phones with multiplatform firmware, session initiation protocol (sip) software, small business ip phones +34 more +36 moreCisco IP Phones Cisco Discovery Protocol and Link Layer Discovery Protocol Remote Code Execution and Denial of Service VulnerabilitiesCVE-2021-13796.5 Medium
- cisco session initiation protocol (sip) software, desk phone 9841 firmware, desk phone 9851 firmware +17 more +19 moreCisco IP Phone 7800, 8800, and 9800 Series Information Disclosure VulnerabilityCVE-2024-204455.3 Medium
- cisco ip phones with multiplatform firmware, ip phone 6825 firmware, ip phone 6841 firmware +19 more +21 moreCisco IP Phone 6800, 7800, 7900, and 8800 Series Web UI VulnerabilitiesCVE-2023-20079EPSS 10.3%9.8 Critical
- cisco ip phones with multiplatform firmware, ip phone 6825 firmware, ip phone 6841 firmware +15 more +17 moreCisco IP Phone 6800, 7800, 7900, and 8800 Series Web UI VulnerabilitiesCVE-2023-20078EPSS 10.4%9.8 Critical
- cisco session initiation protocol (sip) software, ip phone 7800 firmware, ip phone 7811 firmware +20 more +22 moreA vulnerability in the web-based management interface of Cisco IP Phone 7800 and 8800 Series...CVE-2023-200188.6 High
- cisco session initiation protocol (sip) software, ip phone 7811 firmware, ip phone 7821 firmware +11 more +13 moreA vulnerability in the Cisco Discovery Protocol processing feature of Cisco IP Phone 7800 and...CVE-2022-209688.1 High
- cisco ip phone 7800 series with multiplatform firmware, ip phone 6825 firmware, ip phone 6841 firmware +15 more +17 moreCisco IP Phone 6800, 7800, and 8800 Series with Multiplatform Firmware Cross-Site Request Forgery VulnerabilityCVE-2022-207746.8 Medium
- cisco session initiation protocol (sip) software, ip conference phone 7832 firmware, ip conference phone 8832 firmware +18 more +20 moreCisco IP Phones Information Disclosure VulnerabilityCVE-2022-206604.6 Medium
- cisco ip phones with multiplatform firmware, ip conference phone 7832 firmware, ip conference phone 8832 firmware +14 more +16 moreCisco IP Phone Software Arbitrary File Read VulnerabilityCVE-2021-347115.5 Medium
- cisco ip phone 8800 series software, unified ip phone 6901 firmware, unified ip phone 6911 firmware +35 more +37 moreCisco IP Phones Series 7800 and Series 8800 Call Log Information Disclosure VulnerabilityCVE-2020-33605.3 Medium
- cisco ip phone, ip phones, 8831 firmware +12 more +14 moreCisco IP Phones Web Server Remote Code Execution and Denial of Service VulnerabilityCVE-2020-3161In KEVPublic exploitEPSS 83.9%9.8 Critical
- cisco ip phone, ip conference phone 7832 firmware, ip conference phone 7832 with multiplatform firmware +31 more +33 moreCisco IP Phone Remote Code Execution and Denial of Service VulnerabilityCVE-2020-31118.8 High
- cisco ip phone 7800 series with multiplatform firmware, ip phone 6821 firmware, ip phone 6825 firmware +17 more +19 moreCisco IP Phone 6800, 7800, and 8800 Series with Multiplatform Firmware Cross-Site Scripting VulnerabilityCVE-2019-160085.4 Medium
- cisco ip phone 8800 series software, ip conference phone 7832 firmware, ip conference phone 8832 firmware +10 more +12 moreCisco IP Phone 7800 and 8800 Series Session Initiation Protocol Denial of Service VulnerabilityCVE-2019-19225.3 Medium
- cisco ip phone 7800 series and 8800 series, wireless ip phone 8821 and 8821-ex, ip conference phone 7832 firmware +15 more +17 moreCisco IP Phone 7800 Series and 8800 Series Session Initiation Protocol XML Denial of Service VulnerabilityCVE-2019-16357.5 High
- cisco ip phone 8800 series software, ip conference phone 7832 firmware, ip conference phone 8832 firmware +12 more +14 moreCisco IP Phone 7800 and 8800 Series Cisco Discovery Protocol and Link Layer Discovery Protocol Denial of Service VulnerabilityCVE-2019-16846.5 Medium