CVE-2024-10635
MEDIUMProofpoint Enterprise Protection - Unauthenticated Attachment Scanning Bypass via Malicious S/MIME Opaque Signature
Title source: llmDescription
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.
References (1)
Core 1
Core References
Scores
CVSS v3
6.1
EPSS
0.0025
EPSS Percentile
15.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-754
Status
published
Products (3)
proofpoint/enterprise_protection
8.18.6
proofpoint/enterprise_protection
8.20.6
proofpoint/enterprise_protection
8.21.0
Published
Apr 28, 2025
Tracked Since
Feb 18, 2026