CVE-2013-2027 Jython Improper Access Restrictions vulnerability

Medium 4.6 Published Updated

Local attackers can bypass access restrictions on Jython class cache files by exploiting insecure umask handling during file creation.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2013-2027?

CVE-2013-2027 is a medium-severity vulnerability in Opensuse Opensuse, published on 13 Feb 2015. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Jython 2.2.1 uses the current umask to set the privileges of the class cache files, which allows local users to bypass intended access restrictions via unspecified vectors.

Weakness: CWE-264

Which versions are affected by CVE-2013-2027?

2 open source packages ship an affected version, including org.python:jython-standalone. It affects 2 products.

PackageAffectedFixed in
org.python:jython-standalone MavenAll versions2.7.2b3
org.python:jython-standalone MavenAll versions2.7.2b3

Products include Jython Project Jython, Opensuse Opensuse.

How do I fix CVE-2013-2027?

Upgrade org.python:jython-standalone to 2.7.2b3 or later.

Is CVE-2013-2027 being exploited?

There is no known exploitation of CVE-2013-2027 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2013-2027, GHSA-9347-9w64-q5wp, MGASA-2015-0096, UBUNTU-CVE-2013-2027, openSUSE-SU-2024:10443-1.

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