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K
cveMitreCVE-2024-39929
HistoryJul 04, 2024 - 3:15 p.m.

CVE-2024-39929

2024-07-0415:15:10
mitre
web.nvd.nist.gov
51
20
exim
rfc 2231
vulnerability
executable attachments
remote attackers
bypass

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

EPSS

0

Percentile

15.8%

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.

Social References

More

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

EPSS

0

Percentile

15.8%