The (1) checkPasswd and (2) checkGroupXlockPasswds functions in xlockmore before 5.43 do not properly handle when a NULL value is returned upon an error by the crypt or dispcrypt function as implemented in glibc 2.17 and later, which allows attackers to bypass the screen lock via vectors related to invalid salts.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2014-05-30T14:00:00

Updated: 2024-08-06T16:30:49.987Z

Reserved: 2013-06-12T00:00:00

Link: CVE-2013-4143

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2014-05-30T14:55:08.257

Modified: 2014-06-26T15:46:37.290

Link: CVE-2013-4143

cve-icon Redhat

No data.