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CVE-2014-0979

2.1 · LOW

The start_authentication function in lightdm-gtk-greeter.c in LightDM GTK+ Greeter before 1.7.1 does not properly handle the return value from the lightdm_greeter_get_authentication_user function,…

Published Jan 23, 2014opensuseEPSS 0.41%

Overview

CVE-2014-0979 is a low-severity vulnerability affecting opensuse opensuse. It was published on January 23, 2014 and has a CVSS 2.0 base score of 2.1 (LOW).

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The start_authentication function in lightdm-gtk-greeter.c in LightDM GTK+ Greeter before 1.7.1 does not properly handle the return value from the lightdm_greeter_get_authentication_user function, which allows local users to cause a denial of service (NULL pointer dereference) via an empty username.

Remediation

Check the references section for vendor advisories and patches from opensuse. Update opensuse to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
lightdm_gtk\+_greeter_projectlightdm_gtk\+_greeter0Affected

References

Reflists.fedoraproject.org/pipermail/package-announce/2014-February/128117.htmlReflists.fedoraproject.org/pipermail/package-announce/2014-February/128150.htmlReflists.opensuse.org/opensuse-updates/2014-01/msg00048.htmlRefsecunia.com/advisories/56211Refsecunia.com/advisories/56423Refwww.openwall.com/lists/oss-security/2014/01/07/15Refwww.securityfocus.com/bid/64679Refbugs.launchpad.net/lightdm-gtk-greeter/+bug/1266449Refbugzilla.novell.com/show_bug.cgi?id=857303Reflists.fedoraproject.org/pipermail/package-announce/2014-February/128117.html

How CyberStrike helps

Frequently asked questions

What is CVE-2014-0979?

CVE-2014-0979 is a low-severity vulnerability affecting opensuse opensuse. It was published on January 23, 2014 and has a CVSS 2.0 base score of 2.1 (LOW).

How severe is CVE-2014-0979?

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2014-0979?

Check the references section for vendor advisories and patches from opensuse. Update opensuse to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2014-0979?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-0979 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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