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Vulnerability Details : CVE-2011-0727

GNOME Display Manager (gdm) 2.x before 2.32.1 allows local users to change the ownership of arbitrary files via a symlink attack on a (1) dmrc or (2) face icon file under /var/cache/gdm/.
Publish Date : 2011-03-31 Last Update Date : 2011-04-29
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- CVSS Scores & Vulnerability Types

CVSS Score
6.9
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 59

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important
6.9
AV:L/AC:M/Au:N/C:C/I:C/A:C 2011-03-16 2011-03-28
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2011-0727 oval:org.opensuse.security:def:20110727 unix
DSA-2205-1 gdm3 -- privilege escalation oval:org.mitre.oval:def:12826 unix
ELSA-2011:0395: gdm security update (Moderate) oval:org.mitre.oval:def:23685 unix
RHSA-2011:0395: gdm security update (Moderate) oval:com.redhat.rhsa:def:20110395 unix
RHSA-2011:0395: gdm security update (Moderate) oval:org.mitre.oval:def:21930 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2011-0727

# Product Type Vendor Product Version Update Edition Language
1 Application Gnome GDM 2.0 Version Details Vulnerabilities
2 Application Gnome GDM 2.2 Version Details Vulnerabilities
3 Application Gnome GDM 2.3 Version Details Vulnerabilities
4 Application Gnome GDM 2.4 Version Details Vulnerabilities
5 Application Gnome GDM 2.5 Version Details Vulnerabilities
6 Application Gnome GDM 2.6 Version Details Vulnerabilities
7 Application Gnome GDM 2.8 Version Details Vulnerabilities
8 Application Gnome GDM 2.13 Version Details Vulnerabilities
9 Application Gnome GDM 2.14 Version Details Vulnerabilities
10 Application Gnome GDM 2.15 Version Details Vulnerabilities
11 Application Gnome GDM 2.16 Version Details Vulnerabilities
12 Application Gnome GDM 2.17 Version Details Vulnerabilities
13 Application Gnome GDM 2.18 Version Details Vulnerabilities
14 Application Gnome GDM 2.19 Version Details Vulnerabilities
15 Application Gnome GDM 2.20 Version Details Vulnerabilities
16 Application Gnome GDM 2.21 Version Details Vulnerabilities
17 Application Gnome GDM 2.22 Version Details Vulnerabilities
18 Application Gnome GDM 2.23 Version Details Vulnerabilities
19 Application Gnome GDM 2.24 Version Details Vulnerabilities
20 Application Gnome GDM 2.25 Version Details Vulnerabilities
21 Application Gnome GDM 2.26 Version Details Vulnerabilities
22 Application Gnome GDM 2.27 Version Details Vulnerabilities
23 Application Gnome GDM 2.28 Version Details Vulnerabilities
24 Application Gnome GDM 2.29 Version Details Vulnerabilities
25 Application Gnome GDM 2.30 Version Details Vulnerabilities
26 Application Gnome GDM 2.31 Version Details Vulnerabilities
27 Application Gnome GDM 2.32 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Gnome GDM 27

- References For CVE-2011-0727

http://www.vupen.com/english/advisories/2011/0797
VUPEN ADV-2011-0797
http://www.vupen.com/english/advisories/2011/0787
VUPEN ADV-2011-0787
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057931.html
FEDORA FEDORA-2011-4351
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057333.html
FEDORA FEDORA-2011-4335
http://secunia.com/advisories/43714
SECUNIA 43714
http://secunia.com/advisories/43854
SECUNIA 43854
http://secunia.com/advisories/44021
SECUNIA 44021
http://securitytracker.com/id?1025264
SECTRACK 1025264
http://www.mandriva.com/security/advisories?name=MDVSA-2011:070
MANDRIVA MDVSA-2011:070
http://www.debian.org/security/2011/dsa-2205
DEBIAN DSA-2205
http://www.redhat.com/support/errata/RHSA-2011-0395.html
REDHAT RHSA-2011:0395
http://www.securityfocus.com/bid/47063
BID 47063 GNOME Display Manager Race Condition Local Privilege Escalation Vulnerability Release Date:2011-04-14
http://www.vupen.com/english/advisories/2011/0911
VUPEN ADV-2011-0911
http://www.vupen.com/english/advisories/2011/0847
VUPEN ADV-2011-0847
https://bugzilla.redhat.com/show_bug.cgi?id=688323 CONFIRM
http://mail.gnome.org/archives/gdm-list/2011-March/msg00020.html
MLIST [gdm-list] 20110328 GDM 2.32.1 released
http://xforce.iss.net/xforce/xfdb/66377
XF display-manager-priv-escalation(66377)
http://www.ubuntu.com/usn/USN-1099-1
UBUNTU USN-1099-1
http://www.vupen.com/english/advisories/2011/0786
VUPEN ADV-2011-0786
http://ftp.gnome.org/pub/GNOME/sources/gdm/2.32/gdm-2.32.1.news CONFIRM

- Metasploit Modules Related To CVE-2011-0727

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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