CVE-2025-34054CWE-78

AVTECH IP camera, DVR, and NVR Devices Unauthenticated Command Injection

Critical · published July 1, 2025

CVSS v4.0
10.0
EPSS
3%
Percentile
86.1
In the wild
Unconfirmed
What it is

An unauthenticated command injection vulnerability exists in AVTECH DVR devices via Search.cgi?action=cgi_query. The use of wget without input sanitization allows attackers to inject shell commands through the username or queryb64str parameters, executing commands as root. Exploitation evidence was observed by the Shadowserver Foundation on 2025-01-04 UTC.

The record
Technical detail
CVSS v4.0
10.0 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
EPSS
0.02739 · 86.1th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2025-07-01T14:46Z
EPSS history
Timeline
  • 01 JUL 14:46Z
    AVTECH IP camera, DVR, and NVR Devices Unauthenticated Command Injection
    cvelistv5