CVE-2009-3100

xscreensaver (aka Gnome-XScreenSaver) in Sun Solaris 9 and 10, OpenSolaris snv_109 through snv_122, and X11 6.4.1 on Solaris 8 does not properly handle Accessibility support, which allows local users to cause a denial of service (system hang) by locking the screen and then attempting to launch an Accessibility pop-up window, related to a regression in certain Solaris and OpenSolaris patches.

Published: 2009-09-08 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-3100 is rated Low Risk (18.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.04%). Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2009-3100

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 0.05% 0.04% -0.02%
2 2025-03-29 0.04% 0.05% +0.01%
3 2023-03-07 — 0.04% —

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-3100

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.0 2.0 MEDIUM
AV:L/AC:H/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:H)
Exploitation requires uncommon or highly specific conditions.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 1.9 6.9 [email protected]

Weakness enumeration for CVE-2009-3100

OS Trackers for CVE-2009-3100

vendor priority summary link
debian unimportant CVE-2009-3100 unimportant priority: Debian including 1 source packages (xscreensaver), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2009-3100
ubuntu low CVE-2009-3100 low priority: Ubuntu including 1 source packages (xscreensaver), 5 status rows across 5 suites (dapper, hardy, intrepid, jaunty, upstream): not-affected 5. https://ubuntu.com/security/CVE-2009-3100

Affected software / configurations for CVE-2009-3100

Vendor Product Version Raw CPE
sun opensolaris snv_109 cpe:2.3:o:sun:opensolaris:snv_109:*:sparc:*:*:*:*:*
sun opensolaris snv_109 cpe:2.3:o:sun:opensolaris:snv_109:*:x86:*:*:*:*:*
sun opensolaris snv_110 cpe:2.3:o:sun:opensolaris:snv_110:*:sparc:*:*:*:*:*
sun opensolaris snv_110 cpe:2.3:o:sun:opensolaris:snv_110:*:x86:*:*:*:*:*
sun opensolaris snv_111 cpe:2.3:o:sun:opensolaris:snv_111:*:sparc:*:*:*:*:*
sun opensolaris snv_111 cpe:2.3:o:sun:opensolaris:snv_111:*:x86:*:*:*:*:*
sun opensolaris snv_112 cpe:2.3:o:sun:opensolaris:snv_112:*:sparc:*:*:*:*:*
sun opensolaris snv_112 cpe:2.3:o:sun:opensolaris:snv_112:*:x86:*:*:*:*:*
sun opensolaris snv_113 cpe:2.3:o:sun:opensolaris:snv_113:*:sparc:*:*:*:*:*
sun opensolaris snv_113 cpe:2.3:o:sun:opensolaris:snv_113:*:x86:*:*:*:*:*
sun opensolaris snv_114 cpe:2.3:o:sun:opensolaris:snv_114:*:sparc:*:*:*:*:*
sun opensolaris snv_114 cpe:2.3:o:sun:opensolaris:snv_114:*:x86:*:*:*:*:*
sun opensolaris snv_115 cpe:2.3:o:sun:opensolaris:snv_115:*:sparc:*:*:*:*:*
sun opensolaris snv_115 cpe:2.3:o:sun:opensolaris:snv_115:*:x86:*:*:*:*:*
sun opensolaris snv_116 cpe:2.3:o:sun:opensolaris:snv_116:*:sparc:*:*:*:*:*
sun opensolaris snv_116 cpe:2.3:o:sun:opensolaris:snv_116:*:x86:*:*:*:*:*
sun opensolaris snv_117 cpe:2.3:o:sun:opensolaris:snv_117:*:sparc:*:*:*:*:*
sun opensolaris snv_117 cpe:2.3:o:sun:opensolaris:snv_117:*:x86:*:*:*:*:*
sun opensolaris snv_118 cpe:2.3:o:sun:opensolaris:snv_118:*:sparc:*:*:*:*:*
sun opensolaris snv_118 cpe:2.3:o:sun:opensolaris:snv_118:*:x86:*:*:*:*:*
sun opensolaris snv_119 cpe:2.3:o:sun:opensolaris:snv_119:*:sparc:*:*:*:*:*
sun opensolaris snv_119 cpe:2.3:o:sun:opensolaris:snv_119:*:x86:*:*:*:*:*
sun opensolaris snv_120 cpe:2.3:o:sun:opensolaris:snv_120:*:sparc:*:*:*:*:*
sun opensolaris snv_120 cpe:2.3:o:sun:opensolaris:snv_120:*:x86:*:*:*:*:*
sun opensolaris snv_121 cpe:2.3:o:sun:opensolaris:snv_121:*:sparc:*:*:*:*:*
sun opensolaris snv_121 cpe:2.3:o:sun:opensolaris:snv_121:*:x86:*:*:*:*:*
sun opensolaris snv_122 cpe:2.3:o:sun:opensolaris:snv_122:*:sparc:*:*:*:*:*
sun opensolaris snv_122 cpe:2.3:o:sun:opensolaris:snv_122:*:x86:*:*:*:*:*
sun solaris 9 cpe:2.3:o:sun:solaris:9:*:sparc:*:*:*:*:*
sun solaris 9 cpe:2.3:o:sun:solaris:9:*:x86:*:*:*:*:*
sun solaris 10 cpe:2.3:o:sun:solaris:10:*:sparc:*:*:*:*:*
sun solaris 10 cpe:2.3:o:sun:solaris:10:*:x86:*:*:*:*:*
x.org x11 6.4.1 cpe:2.3:a:x.org:x11:6.4.1:*:*:*:*:*:*:*
sun solaris 8 cpe:2.3:o:sun:solaris:8:*:sparc:*:*:*:*:*

References for CVE-2009-3100

cvelogic Threat Intelligence