Ubuntu Security Notices
USN-5239-1

USN-5239-1: HttpClient vulnerability

Publication date

8 August 2022

Overview

HttpClient could be made to crash or run programs if it received specially crafted input.

Releases

20.04 LTS 18.04 LTS 16.04 LTS 14.04 LTS

Packages

httpcomponents-client - HTTP/1.1 compliant HTTP agent implementation

Details

It was discovered that HttpClient mishandled certain input. An attacker could
use this vulnerability to cause a crash or possibly execute arbitrary code.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release	Package Version
20.04 focal	libhttpclient-java – 4.5.11-1ubuntu0.1~esm1
18.04 bionic	libhttpclient-java – 4.5.5-1ubuntu0.1~esm1
16.04 xenial	libhttpclient-java – 4.5.1-1ubuntu0.1~esm1
14.04 trusty	libhttpclient-java – 4.3.3-1ubuntu0.1+esm2

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References

CVE-2020-13956

CVE-2020-13956