CVE-2025-34023 HIGH

CVE-2025-34023: Karel IP Phone IP1211 Path Traversal

Weakness CWE-22 · Path traversal
Published June 20, 2025
Last update April 7, 2026
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CVSS base score

8.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H

What the vulnerability does

01Description

A path traversal vulnerability exists in the Karel IP1211 IP Phone's web management panel. The /cgi-bin/cgiServer.exx endpoint fails to properly sanitize user input to the page parameter, allowing remote authenticated attackers to access arbitrary files on the underlying system by using crafted path traversal sequences. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-02 UTC.

Key dates

02Disclosure timeline

June 20, 2025 CVE published
April 7, 2026 Record updated