CVE-2020-28019
Published: 04 May 2021
Exim 4 before 4.94.2 has Improper Initialization that can lead to recursion-based stack consumption or other consequences. This occurs because use of certain getc functions is mishandled when a client uses BDAT instead of DATA.
Priority
Medium
CVSS 3 base score: 7.5
Status
| Package | Release | Status |
|---|---|---|
|
exim4 Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.10 (Impish Indri) |
Released
(4.94-15ubuntu1.2)
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Released
(4.94-15ubuntu1.2)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(4.93-13ubuntu1.5)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(4.90.1-1ubuntu1.8)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Not vulnerable
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Not vulnerable
|
Notes
| Author | Note |
|---|---|
| leosilva | trusty/xenial ESM not affected. vulnerability was introduced by: https://git.exim.org/exim.git/patch/7e3ce68e68ab9b8906a637d352993abf361554e2 |