xlockmore 5.13 and 5.22 segfaults when using libpam-opensc and returns the underlying xsession. This allows unauthorized users access to the X session.
CVE-2006-0061
This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 37% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EPSS
- 76.2%
- KEV
- Not listed
Published
November 6, 2019
Last Modified
November 21, 2024
Advisory Details (3)
Auto-updated Jun 2, 2026#399003 - xlock accepts empty password if opie is in the pam auth stack - Debian Bug report logs
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=399003#318123 - [CVE-2006-0061] xlockmore: xlock segfaults with libpam-opensc, returns to user session - Debian Bug report logs
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=318123Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 5× in last 7d / 30× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:22 UTCEPSS rescore
- 2026-07-09 19:03 UTCEPSS rescore
- 2026-07-08 15:09 UTCEPSS rescore
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- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-15 17:44 UTCEPSS rescore
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- 2026-06-07 15:21 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
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- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:37 UTCEPSS rescore
- 2026-05-27 13:37 UTCEPSS rescore
- 2026-05-27 12:11 UTCEG score recompute
- 2026-05-27 12:11 UTCGHSA enrichment
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-24 16:42 UTCEPSS rescore
Related CVEs(same CWE)
Same CWE
10 shownCWE-306
- CVE-2011-10013EG 10.0CRITICAL
- CVE-2014-125124EG 10.0CRITICAL
- CVE-2017-2637EG 10.0EPSS 91%CRITICAL
- CVE-2010-5326EG 10.0 KEVEPSS 97%CRITICAL
- CVE-2018-25332EG 9.8CRITICAL
- CVE-2018-25134EG 9.8CRITICAL
- CVE-2012-10030EG 9.8CRITICAL
- CVE-2018-21132EG 9.8CRITICAL
- CVE-2014-3449EG 9.8CRITICAL
- CVE-2006-0062EG 9.8CRITICAL
Frequently asked(5)
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Dependency Blast Radius
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