SSRF in Avtech Dvr Devices
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.
Vulnerability class: Information Disclosure
Published · last modified .
EPSS exploit prediction
EPSS: 0.006 (44.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.001
Affected products
- Avtech Dvr Devices — versions 1001-1000-1000-1000, 1001-1000-1001-1001, 1002-1000-1002-1001
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.exploit-db.com/exploits/40500 (exploit)
- avtech.com/ (product)
- web.archive.org/web/20240810225729/https://www.search-lab.hu/advisories/126-AVT… (technical-description, third-party-advisory)
- web.archive.org/web/20161029201749/https://github.com/ebux/AVTECH (exploit)
- vulncheck.com/advisories/avtech-ipcamera-nvr-dvr-mulitple-vulns (third-party-advisory)
Frequently asked questions
- What is CVE-2025-34051?
- CVE-2025-34051 is a vulnerability in Avtech Dvr Devices, classified under Information Disclosure. Published 2025-07-01.
- Is CVE-2025-34051 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.