CVE-2024-25584CWE-345

Dovecot accepts dot LF DOT LF symbol as end of DATA command

Medium · published September 6, 2024

CVSS v3.1
5.3
EPSS
0%
Percentile
7.8
In the wild
Unconfirmed
What it is

Dovecot accepts dot LF DOT LF symbol as end of DATA command. RFC requires that it should always be CR LF DOT CR LF. This causes Dovecot to convert single mail with LF DOT LF in middle, into two emails when relaying to SMTP. Dovecot will split mail with LF DOT LF into two mails. Upgrade to latest released version. No publicly available exploits are known.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00187 · 7.8th percentile
Weakness
CWE-345 · Insufficient Verification of Data Authenticity
Published
2024-09-06T15:02Z
EPSS history
Timeline
  • 06 SEP 15:02Z
    Dovecot accepts dot LF DOT LF symbol as end of DATA command
    cvelistv5