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cisco ip phone 8821 firmware
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cisco ip phone 8821 firmware
14 known vulnerabilities across versions
Vulnerabilities are listed by affected version. Select any CVE for the full briefing and its intelligence graph.
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CVE-2025-20351
< 11.0\(1\)
A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 run
6.1
MEDIUM
CVE-2025-20350
< 11.0\(1\)
A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 run
7.5
HIGH
CVE-2025-20336
< 11.0\(6\)
A vulnerability in the directory permissions of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video
5.3
MEDIUM
CVE-2025-20335
< 11.0\(6\)
A vulnerability in the directory permissions of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video
5.3
MEDIUM
CVE-2023-20018
< 14.1\(1\)sr2
A vulnerability in the web-based management interface of Cisco IP Phone 7800 and 8800 Series Phones could allow an unauthenticated
8.6
HIGH
CVE-2020-26140
all versions
An issue was discovered in the ALFA Windows 10 driver 6.1316.1209 for AWUS036H. The WEP, WPA, WPA2, and WPA3 implementations accep
6.5
MEDIUM
CVE-2020-26139
all versions
An issue was discovered in the kernel in NetBSD 7.1. An Access Point (AP) forwards EAPOL frames to other clients even though the s
5.3
MEDIUM
CVE-2020-24588
all versions
The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require
3.5
LOW
CVE-2020-24587
all versions
The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require
2.6
LOW
CVE-2020-3161
all versions
A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root pr
9.8
CRITICAL
CVE-2019-1765
< 11.0\(5\)
A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 8800 Series
8.1
HIGH
CVE-2019-1764
< 11.0\(5\)
A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 8800 Series
8.1
HIGH
CVE-2019-1763
< 11.0\(5\)
A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 8800 Series
7.5
HIGH
CVE-2019-1716
< 11.0\(4\)sr3
A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 7800 Series
7.5
HIGH
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