CVE-2023-20018

CVE-2023-20018 affects Cisco IP Phone 7800 and 8800 Series through the web-based management interface. The issue is an authentication bypass caused by insufficient validation of user-supplied input, enabling an unauthenticated, remote attacker to access parts of the web interface that normally re...

CVE-2019-1716

CVE-2019-1716 affects Cisco IP Phone 7800 Series and 8800 Series via the web-based SIP management interface. An unauthenticated attacker can leverage improper input validation during user authentication over HTTP to trigger a device reload (DoS) or execute arbitrary code with the app user’s privi...

CVE-2019-1763

Summary: CVE-2019-1763 is a Cisco IP Phone 8800 Series authorization bypass vulnerability in the SIP web-based management interface, caused by improper URL sanitization. An unauthenticated, remote attacker could bypass authorization, access critical services, and cause a DoS. Affected are IP Phon...

CVE-2019-1765

CVE-2019-1765 affects Cisco IP Phone 8800 Series SIP Software. The web-based management interface vulnerability arises from insufficient input validation and file-level permissions, allowing an authenticated, remote attacker to upload invalid files and write files to arbitrary locations on the de...

CVE-2019-1764

CVE-2019-1764 affects Cisco IP Phone 8800 Series SIP Software with insufficient CSRF protections in the web-based management interface. An unauthenticated attacker can induce an authenticated user to follow a crafted link, enabling arbitrary actions on the device via a browser with the user’s pri...

CVE-2025-20335

Cisco fixed a directory-permissions vulnerability affecting Desk Phone 9800 Series, IP Phone 7800/8800 Series, and Video Phone 8875 with SIP firmware. An unauthenticated, remote attacker could write arbitrary files to specific OS directories by sending crafted requests, exploiting weak directory ...

CVE-2025-20336

CVE-2025-20336 affects Cisco Desk Phone 9800 Series, Cisco IP Phone 7800/8800 Series, and Cisco Video Phone 8875. The root cause is a directory permissions issue that can permit an unauthenticated, remote attacker to access sensitive information from the device. Exploitation requires Web Access t...

CVE-2025-20350

CVE-2025-20350 affects Cisco Desk Phone 9800 Series, Cisco IP Phone 7800/8800 Series, and Cisco Video Phone 8875 running Cisco SIP Software. The issue is a stack/heap buffer overflow when the device processes HTTP input in the web UI, leading to a DoS where the device reloads. Exploitation requir...

CVE-2025-20351

CVE-2025-20351 affects Cisco Desk Phone 9800 Series, IP Phone 7800/8800 Series, and Video Phone 8875 running Cisco SIP Software. The web UI fails to sufficiently validate user-supplied input, enabling unauthenticated remote XSS when a user is persuaded to click a crafted link. Impact could includ...