xscreensaver before 5.14 crashes during activation and leaves the screen unlocked when in Blank Only Mode and when DPMS is disabled, which allows local attackers to access resources without authentication.
CVE-2011-2187
Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-04-22. NVD baseline CVSS 7.8; sources differ by 0.0.
- 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
- 7.8
- EG Score
- 7.8(medium)
- EPSS
- 38.2%
- KEV
- Not listed
Published
November 27, 2019
Last Modified
November 21, 2024
References (12)
- secalert@redhathttps://access.redhat.com/security/cve/cve-2011-2187
- secalert@redhathttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627382
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2187
- secalert@redhathttps://security-tracker.debian.org/tracker/CVE-2011-2187
- secalert@redhathttps://www.jwz.org/xscreensaver/changelog.html
- secalert@redhathttps://www.openwall.com/lists/oss-security/2011/06/06/17
- af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/cve-2011-2187
- af854a3a-2127-422b-91ae-364da2661108https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627382
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2187
- af854a3a-2127-422b-91ae-364da2661108https://security-tracker.debian.org/tracker/CVE-2011-2187
- af854a3a-2127-422b-91ae-364da2661108https://www.jwz.org/xscreensaver/changelog.html
- af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2011/06/06/17
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 45× 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
- 2026-07-11 08:22 UTCEPSS rescore
- 2026-07-08 15:10 UTCEPSS rescore
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- 2026-07-04 06:27 UTCEPSS rescore
- 2026-07-02 16:22 UTCOSV refresh
- 2026-07-02 14:01 UTCEPSS rescore
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- 2026-06-30 23:19 UTCEPSS rescore
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- 2026-06-25 13:46 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
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- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
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- 2026-06-18 17:49 UTCEPSS rescore
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- 2026-06-17 17:49 UTCEPSS rescore
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- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
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- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-14 13:43 UTCOSV refresh
- 2026-06-13 22:57 UTCEPSS rescore
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- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:56 UTCEPSS rescore
- 2026-06-10 22:14 UTCEPSS rescore
- 2026-06-10 13:17 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
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- 2026-06-04 13:09 UTCEPSS rescore
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- 2026-06-01 13:49 UTCEPSS rescore
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- 2026-05-31 22:28 UTCEPSS rescore
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- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 11:05 UTCEG score recompute
- 2026-05-27 11:05 UTCGHSA enrichment
- 2026-05-26 16:31 UTCOSV refresh
- 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 16:43 UTCEPSS rescore
Frequently asked(5)
What is CVE-2011-2187?
When was CVE-2011-2187 disclosed?
Is CVE-2011-2187 actively exploited?
What is the CVSS score of CVE-2011-2187?
How do I remediate CVE-2011-2187?
Dependency Blast Radius
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