CVE-2025-34051: Information Disclosure

Description

A server-side request forgery vulnerability exists in multiple firmware versions of AVTECH DVR devices that exposes the /cgi-bin/nobody/Search.cgi?action=cgi_query endpoint without authentication. An attacker can manipulate the ip, port, and queryb64str parameters to make arbitrary HTTP requests from the DVR to internal or external systems, potentially exposing sensitive data or interacting with internal services.

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Weakness Type (CWE)

CWE-200 CWE-200

CWE-918 Server-Side Request Forgery (SSRF)

References

Other References

https://avtech.com/ https://vulncheck.com/advisories/avtech-ipcamera-nvr-dvr-mulitple-vulns https://web.archive.org/web/20161029201749/https://github.com/ebux/AVTECH https://web.archive.org/web/20240810225729/https://www.search-lab.hu/advisories/126-AVTech-devices-multiple-vulnerabilities https://www.exploit-db.com/exploits/40500

Frequently Asked Questions

What is CVE-2025-34051? +

A server-side request forgery vulnerability exists in multiple firmware versions of AVTECH DVR devices that exposes the /cgi-bin/nobody/Search.cgi?action=cgi_query endpoint without authentication. An attacker can manipulate the ip, port, and queryb64str parameters to make arbitrary HTTP requests from the DVR to internal or external systems, potentially exposing sensitive data or interacting with internal services.

How do I check if I'm vulnerable to CVE-2025-34051? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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