CVE-2014-0022 Security feature bypass in n/a

Medium 5.0 Published Updated

Remote attackers can bypass RPM package signing restrictions in yum-cron by installing unsigned packages due to improper return value checking.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2014-0022?

CVE-2014-0022 is a medium-severity vulnerability in n/a, published on 26 Jan 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The installUpdates function in yum-cron/yum-cron.py in yum 3.4.3 and earlier does not properly check the return value of the sigCheckPkg function, which allows remote attackers to bypass the RMP package signing restriction via an unsigned package.

Weakness: CWE-20

Which versions are affected by CVE-2014-0022?

It affects 1 product.

Linux distribution packages (2)
yum-updatesd Red Hat:enterprise_linux:5::clientAll versions1:0.9-6.el5_10
yum-updatesd Red Hat:enterprise_linux:5::serverAll versions1:0.9-6.el5_10

Products include Baseurl Yum.

How do I fix CVE-2014-0022?

Apply the vendor's patch.

Is CVE-2014-0022 being exploited?

There is no known exploitation of CVE-2014-0022 in the wild and no public exploit code.

Sources

Also known as GHSA-f9cg-v6pq-9w58, RHSA-2014:1004, UBUNTU-CVE-2014-0022.

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