CVE-2024-10635 — Enterprise Protection S/MIME Opaque Signature Attachment Scanning Bypass

CVE-2024-10635

Enterprise Protection S/MIME Opaque Signature Attachment Scanning Bypass PUBLISHED

Description (CNA)

Enterprise Protection contains an improper input validation vulnerability in attachment defense that allows an unauthenticated remote attacker to bypass attachment scanning security policy by sending a malicious S/MIME attachment with an opaque signature. When opened by a recipient in a downstream email client, the malicious attachment could cause partial loss of integrity and confidentiality to their system.

Affected (CNA)

Vendor / product	Versions
Proofpoint / Enterprise Protection	affected 8.18.6 before patch 5110; affected 8.20.6 before patch 5134; affected 8.21.0 before patch 5112

CWE

CWE-754

References

https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2025-0002

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.