CVE-2020-25275
Published: 4 January 2021
Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, leading to an application crash via a crafted email message with certain choices for ten thousand MIME parts.
Notes
Author | Note |
---|---|
mdeslaur | per upstream, Vulnerable version: 2.3.11-2.3.11.3 we backported fix to earlier releases, so they are vulnerable |
Priority
Status
Package | Release | Status |
---|---|---|
dovecot Launchpad, Ubuntu, Debian |
bionic |
Released
(1:2.2.33.2-1ubuntu4.7)
|
focal |
Released
(1:2.3.7.2-1ubuntu3.3)
|
|
groovy |
Released
(1:2.3.11.3+dfsg1-2ubuntu0.1)
|
|
trusty |
Released
(1:2.2.9-1ubuntu2.6+esm4)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Released
(2.3.13)
|
|
xenial |
Released
(1:2.2.22-1ubuntu2.14)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |