Vulnerability · Published Jul 1, 2025 · Assigned by VulnCheck
CVE-2025-34066AVTECH IP camera, DVR, and NVR Devices Unauthenticated Information Disclosure
High 8.3
In plain English
A high-severity improper certificate validation in DVR devices from AVTECH. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).
Severity (CVSS 4.0)8.3High
Exploit odds (30 days)0.3%top 75.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due to the use of wget with --no-check-certificate in scripts like SyncCloudAccount.sh and SyncPermit.sh. This exposes HTTPS communications to man-in-the-middle (MITM) attacks.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AVTECH | IP cameras | 0 |
| AVTECH | DVR devices | 0 |
| AVTECH | NVR devices | 0 |
Weakness: CWE-295 · Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N
References
- https://www.exploit-db.com/exploits/40500 exploit
- https://avtech.com/ product
- https://web.archive.org/web/20240810225729/https://www.search-lab.hu/advisories/126-AVTech-devices-multiple-vulnerabilities third-party-advisory, technical-description
- https://web.archive.org/web/20161029201749/https://github.com/ebux/AVTECH exploit
- https://vulncheck.com/advisories/avtech-ipcamera-nvr-dvr-mulitple-vulns third-party-advisory