CVE-2022-46334 — Proofpoint Enterprise Protection (PPS/PoD) contains a vulnerability which allows

Proofpoint Enterprise Protection (PPS/PoD) contains a vulnerability which allows the pps user to escalate to root privileges due to unnecessary permissions. This affects all versions 8.19.0 and below.

01What is this vulnerability?

Proofpoint Enterprise Protection (PPS/PoD) contains a vulnerability which allows the pps user to escalate to root privileges due to unnecessary permissions. This affects all versions 8.19.0 and below.

02Affected products

Vendor	Product	Versions
Proofpoint	enterprise_protection	8.*

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-12-21T20:05:38.584Z
• Last modified: 2025-04-15T18:37:56.365Z

09References

• www.proofpoint.com — https://www.proofpoint.com/security/security-advisories/pfpt-sa-2022-0004