Vulnerability CVE-2007-3920
Published: 2007-10-29   Modified: 2012-02-12

Description:
GNOME screensaver 2.20 in Ubuntu 7.10, when used with Compiz, does not properly reserve input focus, which allows attackers with physical access to take control of the session after entering an Alt-Tab sequence, a related issue to CVE-2007-3069.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.2/10
10/10
1.9/10
Exploit range
Attack complexity
Authentication
Local
High
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Gnome -> Screensaver 
Compiz -> Compiz 

 References:
http://lists.opensuse.org/opensuse-security-announce/2008-06/msg00002.html
http://www.redhat.com/support/errata/RHSA-2008-0485.html
http://www.securityfocus.com/bid/26188
http://www.ubuntu.com/usn/usn-537-1
http://www.ubuntu.com/usn/usn-537-2
https://bugzilla.redhat.com/show_bug.cgi?id=357071
https://bugzilla.redhat.com/show_bug.cgi?id=363061
https://exchange.xforce.ibmcloud.com/vulnerabilities/37410
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10192
https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00811.html
https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00841.html
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