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CVE-2013-4427

2.1 · LOW

pyxtrlock before 0.2 does not properly check the return values of the (1) xcb_grab_pointer and (2) xcb_grab_keyboard XCB library functions, which allows physically proximate attackers to gain acces…

Published May 19, 2014leon_weberCWE-20EPSS 0.35%

Overview

CVE-2013-4427 is a low-severity vulnerability affecting leon_weber pyxtrlock. It was published on May 19, 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

pyxtrlock before 0.2 does not properly check the return values of the (1) xcb_grab_pointer and (2) xcb_grab_keyboard XCB library functions, which allows physically proximate attackers to gain access to the keyboard or mouse without unlocking the screen via unspecified vectors.

Remediation

Check the references section for vendor advisories and patches from leon_weber. Update pyxtrlock 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
leon_weberpyxtrlock0Affected

References

Refwww.openwall.com/lists/oss-security/2013/09/25/16Refwww.openwall.com/lists/oss-security/2013/10/16/8GitHubgithub.com/leonnnn/pyxtrlock/blob/master/CHANGELOGRefwww.openwall.com/lists/oss-security/2013/09/25/16Refwww.openwall.com/lists/oss-security/2013/10/16/8GitHubgithub.com/leonnnn/pyxtrlock/blob/master/CHANGELOG

How CyberStrike helps

Frequently asked questions

What is CVE-2013-4427?

CVE-2013-4427 is a low-severity vulnerability affecting leon_weber pyxtrlock. It was published on May 19, 2014 and has a CVSS 2.0 base score of 2.1 (LOW).

How severe is CVE-2013-4427?

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-2013-4427?

Check the references section for vendor advisories and patches from leon_weber. Update pyxtrlock 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-2013-4427?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-4427 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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