Vulnerability CVE-2011-2187
Published: 2019-11-27   Modified: 2019-11-29

Description:
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.

Type:

CWE-306

 (Missing Authentication for Critical Function)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Xscreensaver project -> Xscreensaver 
Debian -> Debian linux 

 References:
https://access.redhat.com/security/cve/cve-2011-2187
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627382
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2187
https://security-tracker.debian.org/tracker/CVE-2011-2187
https://www.jwz.org/xscreensaver/changelog.html
https://www.openwall.com/lists/oss-security/2011/06/06/17
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