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Description

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.

PUBLISHED Reserved 2024-10-31 | Published 2025-04-28 | Updated 2025-10-06 | Assigner Proofpoint




MEDIUM: 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Problem types

CWE-754 Improper Check for Unusual or Exceptional Conditions

Product status

Default status
affected

8.18.6 (semver) before patch 5110
affected

8.20.6 (semver) before patch 5134
affected

8.21.0 (semver) before patch 5112
affected

References

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

cve.org (CVE-2024-10635)

nvd.nist.gov (CVE-2024-10635)

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