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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2024-39929
HistoryJul 04, 2024 - 3:15 p.m.

CVE-2024-39929

2024-07-0415:15:10
Alpine Linux Development Team
security.alpinelinux.org
11
exim
rfc 2231
remote attackers
extension-blocking
executable attachments
mailboxes
unix

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

7.1

Confidence

Low

Exim through 4.97.1 misparses a multiline RFC 2231 header filename, and thus remote attackers can bypass a $mime_filename extension-blocking protection mechanism, and potentially deliver executable attachments to the mailboxes of end users.

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchexim< 4.98-r0UNKNOWN
Alpine3.20-communitynoarchexim< 4.98-r0UNKNOWN

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

7.1

Confidence

Low