CVE-2020-28019
Published: 4 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 |
bionic |
Released
(4.90.1-1ubuntu1.8)
|
| focal |
Released
(4.93-13ubuntu1.5)
|
|
| groovy |
Released
(4.94-7ubuntu1.2)
|
|
| hirsute |
Released
(4.94-15ubuntu1.2)
|
|
| impish |
Released
(4.94-15ubuntu1.2)
|
|
| jammy |
Released
(4.94-15ubuntu1.2)
|
|
| precise |
Does not exist
|
|
| trusty |
Not vulnerable
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
|
Notes
| Author | Note |
|---|---|
| leosilva | trusty/xenial ESM not affected. vulnerability was introduced by: https://git.exim.org/exim.git/patch/7e3ce68e68ab9b8906a637d352993abf361554e2 |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28019
- https://ubuntu.com/security/notices/USN-4934-1
- NVD
- Launchpad
- Debian