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Ubuntu Security Notice USN-5487-3

Ubuntu Security Notice USN-5487-3
Posted Jun 24, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5487-3 - USN-5487-1 fixed several vulnerabilities in Apache HTTP Server. Unfortunately it caused regressions. USN-5487-2 reverted the patches that caused the regression in Ubuntu 14.04 ESM for further investigation. This update re-adds the security fixes for Ubuntu 14.04 ESM and fixes two different regressions: one affecting mod_proxy only in Ubuntu 14.04 ESM and another in mod_sed affecting also Ubuntu 16.04 ESM and Ubuntu 18.04 LTS.

tags | advisory, web, vulnerability
systems | linux, ubuntu
advisories | CVE-2022-26377, CVE-2022-28614, CVE-2022-28615, CVE-2022-29404, CVE-2022-30522, CVE-2022-30556, CVE-2022-31813
SHA-256 | e1da4eb13e427b5bcba1245e91930b1a052642736a59877ce2381f7820f4dc66

Ubuntu Security Notice USN-5487-3

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-5487-3
June 23, 2022

apache2 regression
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS
- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM

Summary:

USN-5487-1 introduced a regression in Apache HTTP Server.

Software Description:
- apache2: Apache HTTP server

Details:

USN-5487-1 fixed several vulnerabilities in Apache HTTP Server.
Unfortunately it caused regressions. USN-5487-2 reverted the
patches that caused the regression in Ubuntu 14.04 ESM for further
investigation. This update re-adds the security fixes for Ubuntu
14.04 ESM and fixes two different regressions: one affecting mod_proxy
only in Ubuntu 14.04 ESM and another in mod_sed affecting also Ubuntu 16.04 ESM
and Ubuntu 18.04 LTS.

We apologize for the inconvenience.

Original advisory details:

It was discovered that Apache HTTP Server mod_proxy_ajp incorrectly handled
certain crafted request. A remote attacker could possibly use this issue to
perform an HTTP Request Smuggling attack. (CVE-2022-26377)

It was discovered that Apache HTTP Server incorrectly handled certain
request. An attacker could possibly use this issue to cause a denial
of service. (CVE-2022-28614)

It was discovered that Apache HTTP Server incorrectly handled certain request.
An attacker could possibly use this issue to cause a crash or expose
sensitive information. (CVE-2022-28615)

It was discovered that Apache HTTP Server incorrectly handled certain request.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2022-29404)

It was discovered that Apache HTTP Server incorrectly handled certain
request. An attacker could possibly use this issue to cause a crash.
(CVE-2022-30522)

It was discovered that Apache HTTP Server incorrectly handled certain request.
An attacker could possibly use this issue to execute arbitrary code or cause
a crash. (CVE-2022-30556)

It was discovered that Apache HTTP Server incorrectly handled certain request.
An attacker could possibly use this issue to bypass IP based authentication.
(CVE-2022-31813)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
apache2 2.4.29-1ubuntu4.25
apache2-bin 2.4.29-1ubuntu4.25

Ubuntu 16.04 ESM:
apache2 2.4.18-2ubuntu3.17+esm7
apache2-bin 2.4.18-2ubuntu3.17+esm7

Ubuntu 14.04 ESM:
apache2 2.4.7-1ubuntu4.22+esm8
apache2-bin 2.4.7-1ubuntu4.22+esm8

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-5487-3
https://ubuntu.com/security/notices/USN-5487-1
CVE-2022-26377, CVE-2022-28614, CVE-2022-28615, CVE-2022-29404,
CVE-2022-30522, CVE-2022-30556, CVE-2022-31813, https://launchpad.net/bugs/1979577,
https://launchpad.net/bugs/1979641

Package Information:
https://launchpad.net/ubuntu/+source/apache2/2.4.29-1ubuntu4.25
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