USN-7351-1: RESTEasy vulnerabilities

USN-7351-1: RESTEasy vulnerabilities
13 March 2025

Several security issues were fixed in RESTEasy.

Releases
Ubuntu 24.10 Ubuntu 24.04 LTS Ubuntu 22.04 LTS Ubuntu 20.04 LTS

Packages
resteasy - RESTEasy -- Framework for RESTful Web services and Java applications

Details
Nikos Papadopoulos discovered that RESTEasy improperly handled URL encoding
when certain errors occur. An attacker could possibly use this issue to
modify the app’s behavior for other users through the network.
(CVE-2020-10688)

Mirko Selber discovered that RESTEasy improperly validated user input
during HTTP response construction. This issue could possibly allow an
attacker to cause a denial of service or execute arbitrary code.
(CVE-2020-1695)

It was discovered that RESTEasy unintentionally disclosed potentially
sensitive server information to users during the handling of certain
errors. (CVE-2020-25633)

It was discovered that RESTEasy unintentionally disclosed parts of its code
to users during the handling of certain errors. (CVE-2021-20289)

It was discovered that RESTEasy used improper permissions when creating
temporary files. An attacker could possibly use this issue to get access to
sensitive data. (CVE-2023-0482)

It was discovered that RESTEasy improperly handled certain HTTP requests
and could be forced into a state in which it can no longer accept incoming
connections. An attacker could possibly use this issue to cause a denial of
service. (CVE-2024-9622)

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

Ubuntu 24.10

• libresteasy-java - 3.6.2-2ubuntu0.24.10.1
  Ubuntu 24.04
• libresteasy-java - 3.6.2-2ubuntu0.24.04.1~esm1
  Ubuntu 22.04
• libresteasy-java - 3.6.2-2ubuntu0.22.04.1~esm1
  Ubuntu 20.04
• libresteasy-java - 3.6.2-2ubuntu0.20.04.1~esm1
  In general, a standard system update will make all the necessary changes.