CVE-2025-34051

AVTECH DVR Devices Server-Side Request Forgery

State: Published
Severity: 6.9 Medium
Published: Jul 1, 2025
Updated: Apr 7, 2026
Reserved: Apr 15, 2025

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.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L	VulnCheck

Weaknesses

CWE-918 Server-Side Request Forgery (SSRF)
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Affected Products

Product	Versions
DVR devicesAVTECH	1001-1000-1000-1000Affected 1001-1000-1001-1001Affected 1002-1000-1002-1001Affected 1002-1001-1000-1000Not affected 1002-1001-1001-1001Affected 1004-1002-1001-1000Affected 1004-1002-1003-1000-FFFFAffected 1004V-1002V-1003V-1001VAffected 1004Y-1002Y-1001EJ-1000YAffected 1004Y-1002Y-1001Y-1000YAffected 1005-1002-1002-1000Affected 1005-1002-1004-1001Affected 1006-1001-1003-1004Affected 1006-1002-1003-1000Affected 1006Y-1002Y-1003Y-1000YAffected 1007-1002-1004-1000Affected 1007-1003-1003-1002Affected 1007-1003-1005-1001Affected 1007E-1003E-1005EJ-1001EAffected 1007V-1003V-1005V-1001VAffected 1007Y-1002Y-1004Y-1000YAffected 1008-1002-1005-1000Affected 1008-1004-1003-1002Affected 1009-1003-1005-1006Affected 1009-1003-1006-1001Affected and 47 more versions

Product

Versions

DVR devicesAVTECH

1001-1000-1000-1000Affected
1001-1000-1001-1001Affected
1002-1000-1002-1001Affected
1002-1001-1000-1000Not affected
1002-1001-1001-1001Affected
1004-1002-1001-1000Affected
1004-1002-1003-1000-FFFFAffected
1004V-1002V-1003V-1001VAffected
1004Y-1002Y-1001EJ-1000YAffected
1004Y-1002Y-1001Y-1000YAffected
1005-1002-1002-1000Affected
1005-1002-1004-1001Affected
1006-1001-1003-1004Affected
1006-1002-1003-1000Affected
1006Y-1002Y-1003Y-1000YAffected
1007-1002-1004-1000Affected
1007-1003-1003-1002Affected
1007-1003-1005-1001Affected
1007E-1003E-1005EJ-1001EAffected
1007V-1003V-1005V-1001VAffected
1007Y-1002Y-1004Y-1000YAffected
1008-1002-1005-1000Affected
1008-1004-1003-1002Affected
1009-1003-1005-1006Affected
1009-1003-1006-1001Affected
and 47 more versions

References

https://www.exploit-db.com/exploits/40500exploit
https://avtech.com/product
https://web.archive.org/web/20240810225729/https://www.search-lab.hu/advisories/126-AVTech-devices-multiple-vulnerabilitiesthird-party-advisorytechnical-description
https://web.archive.org/web/20161029201749/https://github.com/ebux/AVTECHexploit
https://vulncheck.com/advisories/avtech-ipcamera-nvr-dvr-mulitple-vulnsthird-party-advisory

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