CVE-2020-28020
Published: 4 May 2021
Exim 4 before 4.92 allows Integer Overflow to Buffer Overflow, in which an unauthenticated remote attacker can execute arbitrary code by leveraging the mishandling of continuation lines during header-length restriction.
Priority
CVSS 3 base score: 9.8
Status
Package | Release | Status |
---|---|---|
exim4 Launchpad, Ubuntu, Debian |
bionic |
Released
(4.90.1-1ubuntu1.8)
|
focal |
Not vulnerable
(4.93-13ubuntu1.1)
|
|
groovy |
Not vulnerable
(4.94-7ubuntu1)
|
|
hirsute |
Not vulnerable
(4.94-15ubuntu1)
|
|
impish |
Not vulnerable
(4.94-15ubuntu1)
|
|
jammy |
Not vulnerable
(4.94-15ubuntu1)
|
|
precise |
Does not exist
|
|
trusty |
Released
(4.82-3ubuntu2.4+esm3)
|
|
upstream |
Released
(4.92)
|
|
xenial |
Released
(4.86.2-2ubuntu2.6+esm1)
|
|
Patches: upstream: https://github.com/Exim/exim/commit/56ac062a3ff94fc4e1bbfc2293119c079a4e980b |