CVE-2020-28020
Published: 04 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
Medium
CVSS 3 base score: 9.8
Status
| Package | Release | Status |
|---|---|---|
|
exim4 Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.92)
|
| Ubuntu 21.10 (Impish Indri) |
Not vulnerable
(4.94-15ubuntu1)
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Not vulnerable
(4.94-15ubuntu1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Not vulnerable
(4.93-13ubuntu1.1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(4.90.1-1ubuntu1.8)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Released
(4.86.2-2ubuntu2.6+esm1)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Released
(4.82-3ubuntu2.4+esm3)
|
|
|
Patches: Upstream: https://github.com/Exim/exim/commit/56ac062a3ff94fc4e1bbfc2293119c079a4e980b |
||