kbrain

CVE-2013-4143

LOW · CVSS 2.1EPSS 0.4%EU EUVD

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.

Key facts

CVSS score
2.1 (v2.0)
Severity
LOW
CVSS vector
AV:L/AC:L/Au:N/C:N/I:N/A:P
EPSS score
0.4% (34th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2013-4070)
Published
May 30, 2014
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-4070 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore
  • david bagley / xlockmore

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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