HOMEVULNERABILITIESCVE-2009-3100
MEDIUM

CVE-2009-3100

NVD-CWE-OtherPublished: September 8, 2009· Updated: Jun 16, 2026

4.0
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2009-3100 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityHigh
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityC
AV:L/AC:H/Au:N/C:N/I:N/A:C

Affected Vendors & Products

sun2 product(s)
opensolarissolaris
x.org1 product(s)
x11
Source: NVD CPE · 18 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (4)

Quick Facts

CVE IDCVE-2009-3100
CVSS Score4.0 / 10
SeverityMEDIUM
CISA KEVNo
Affected2 vendor(s)
PublishedSep 8, 2009

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2009-3100 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.