CVE-2013-4459 Security feature bypass in n/a

What is CVE-2013-4459?

CVE-2013-4459 is a low-severity vulnerability in Canonical Ubuntu Linux, published on 23 Nov 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

LightDM 1.7.5 through 1.8.3 and 1.9.x before 1.9.2 does not apply the AppArmor profile to the Guest account, which allows local users to bypass intended restrictions by leveraging the Guest account.

Weakness: CWE-264

Which versions are affected by CVE-2013-4459?

It affects 2 products.

Products include Canonical Ubuntu Linux, Robert Ancell Lightdm.

How do I fix CVE-2013-4459?

No fix has been published for CVE-2013-4459 yet. Limit exposure of the affected software until one is available.

Is CVE-2013-4459 being exploited?

There is no known exploitation of CVE-2013-4459 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-wqp2-x23v-m2mf.