CVE-2021-44790
Published: 20 December 2021
A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier.
Notes
| Author | Note |
|---|---|
| mdeslaur | Fixed by r1896039 in 2.4.x |
| sbeattie | mod_lua is not runtime enabled with Apache's package config in Ubuntu by default. |
Priority
Medium
CVSS 3 base score: 9.8
Status
| Package | Release | Status |
|---|---|---|
|
apache2 Launchpad, Ubuntu, Debian |
bionic |
Released
(2.4.29-1ubuntu4.21)
|
| focal |
Released
(2.4.41-4ubuntu3.9)
|
|
| hirsute |
Released
(2.4.46-4ubuntu1.5)
|
|
| impish |
Released
(2.4.48-3.1ubuntu3.2)
|
|
| jammy |
Released
(2.4.52-1ubuntu1)
|
|
| trusty |
Released
(2.4.7-1ubuntu4.22+esm3)
|
|
| upstream |
Released
(2.4.52)
|
|
| xenial |
Released
(2.4.18-2ubuntu3.17+esm4)
|
|
|
Patches: upstream: https://svn.apache.org/viewvc?view=revision&revision=1896039 upstream: https://github.com/apache/httpd/commit/07b9768cef6a224d256358c404c6ed5622d8acce |
||