CVE-2013-4427

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-05-19 · updated 2026-06-16
Weakness: CWE-20

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.

Affected products

Leon Weber Pyxtrlock: through 0.1; 0.1-beta

References

http://www.openwall.com/lists/oss-security/2013/09/25/16
http://www.openwall.com/lists/oss-security/2013/10/16/8
https://github.com/leonnnn/pyxtrlock/blob/master/CHANGELOG
http://www.openwall.com/lists/oss-security/2013/09/25/16
http://www.openwall.com/lists/oss-security/2013/10/16/8
https://github.com/leonnnn/pyxtrlock/blob/master/CHANGELOG

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