---
id: CVE-2025-34023
title: >-
  A path traversal vulnerability exists in the Karel IP1211 IP Phone's web
  management panel
summary: >-
  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…
severity: high
cvss: 8.5
cvssVector: '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'
cwe:
  - CWE-22
vendor: Karel
product: Karel IP Phone IP1211
affected:
  - ip_phone_ip1211 <= *
published: '2025-06-20'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T18:17:57.153'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-34023'
references:
  - url: 'https://cxsecurity.com/issue/WLB-2020100038'
    label: disclosure@vulncheck.com
  - url: 'https://vulncheck.com/advisories/selea-targa-ip-camera-path-traversal'
    label: disclosure@vulncheck.com
  - url: >-
      https://web.archive.org/web/20201020023943/https://www.karel.com.tr/urun-cozum/ip1211-ip-telefon
    label: disclosure@vulncheck.com
  - url: 'https://www.exploit-db.com/exploits/48857'
    label: disclosure@vulncheck.com
tags:
  - nvd
  - exploit-available
  - cve.org
epss: 0.01572
epssPercentile: 0.74462
exploits:
  nuclei:
    - CVE-2025-34023
  checkedAt: '2026-09-30T19:21:42.185Z'
exploitAvailable: true
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2025-06-23T20:38:04.272039Z'
cvssSource: cna
ingestedAt: '2026-09-30T18:17:24.561Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.