CVE-2012-0064

Severity

46%

Complexity

39%

Confidentiality

106%

xkeyboard-config before 2.5 in X.Org before 7.6 enables certain XKB debugging functions by default, which allows physically proximate attackers to bypass an X screen lock via keyboard combinations that break the input grab.

CVSS 2.0 Base Score 4.6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P).

Overview

Type

X.Org X11

First reported 11 years ago

2014-02-10 23:55:00

Last updated 11 years ago

2014-02-11 19:56:00

Affected Software

X.Org X11 R1.0

1.0

X.Org X11 R3.0

3.0

X.Org X11 R4.0

4.0

X.Org X11 R5.0

5.0

X.Org X11 R6.0

6.0

X.Org X11 R6.1

6.1

X.Org X11 R6.3

6.3

X.Org X11 R6.4

6.4

X.Org X11 R6.5.1

6.5.1

X.Org X11 R6.6

6.6

X.Org X11 R6.7

6.7

X.Org X11 R6.8

6.8

X.Org X11 R6.8.1

6.8.1

X.Org X11 R6.8.2

6.8.2

X.Org X11 R6.9.0

6.9.0

X.Org X11 R7.0

7.0

X.Org X11 R7.1

7.1

X.Org X11 R7.2

7.2

X.Org X11 R7.3

7.3

X.Org X11 R7.4

7.4

X.Org X11 R7.5

7.5

References

http://gu1.aeroxteam.fr/2012/01/19/bypass-screensaver-locker-program-xorg-111-and-up/

[xorg-announce] 20120119 xkeyboard-config 2.5

[xorg-devel] 20120119 [PATCH SECURITY] XKB: Workaround for CVE-2012-0064: Stop calling UngrabAllDevices().

1026549

http://who-t.blogspot.com/2012/01/xkb-breaking-grabs-cve-2012-0064.html

[oss-security] 20120118 Re: Screen locking programs on Xorg 1.11

78445

http://www.x.org/wiki/Development/Security/

Vendor Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=783039

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