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Vulnerability Details : CVE-2012-5513

The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range.
Publish Date : 2012-12-13 Last Update Date : 2017-08-28
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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) Denial Of ServiceGain privileges
CWE ID 20

- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2012-1540 -- kernel security, bug fix, and enhancement update (important) oval:org.mitre.oval:def:27435 unix
DSA-2582-1 xen - denial of service oval:org.mitre.oval:def:20155 unix
ELSA-2012-1540-1 -- kernel security, bug fix, and enhancement update (important) oval:org.mitre.oval:def:27375 unix
ELSA-2012:1540: kernel security, bug fix, and enhancement update (Important) oval:org.mitre.oval:def:23068 unix
RHSA-2012:1540: kernel security, bug fix, and enhancement update (Important) oval:org.mitre.oval:def:21233 unix
RHSA-2012:1540: kernel security, bug fix, and enhancement update (Important) oval:com.redhat.rhsa:def:20121540 unix
SUSE-SU-2014:0470-1 -- Security update for Xen oval:org.mitre.oval:def:25516 unix
SUSE-SU-2014:0446-1 -- Security update for Xen oval:org.mitre.oval:def:25115 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-2012-5513

# Product Type Vendor Product Version Update Edition Language
1 OS XEN XEN 3.0.2 Version Details Vulnerabilities
2 OS XEN XEN 3.0.3 Version Details Vulnerabilities
3 OS XEN XEN 3.0.4 Version Details Vulnerabilities
4 OS XEN XEN 3.1.3 Version Details Vulnerabilities
5 OS XEN XEN 3.1.4 Version Details Vulnerabilities
6 OS XEN XEN 3.2.0 Version Details Vulnerabilities
7 OS XEN XEN 3.2.1 Version Details Vulnerabilities
8 OS XEN XEN 3.2.2 Version Details Vulnerabilities
9 OS XEN XEN 3.2.3 Version Details Vulnerabilities
10 OS XEN XEN 3.3.0 Version Details Vulnerabilities
11 OS XEN XEN 3.3.1 Version Details Vulnerabilities
12 OS XEN XEN 3.3.2 Version Details Vulnerabilities
13 OS XEN XEN 3.4.0 Version Details Vulnerabilities
14 OS XEN XEN 3.4.1 Version Details Vulnerabilities
15 OS XEN XEN 3.4.2 Version Details Vulnerabilities
16 OS XEN XEN 3.4.3 Version Details Vulnerabilities
17 OS XEN XEN 3.4.4 Version Details Vulnerabilities
18 OS XEN XEN 4.0.0 Version Details Vulnerabilities
19 OS XEN XEN 4.0.1 Version Details Vulnerabilities
20 OS XEN XEN 4.0.2 Version Details Vulnerabilities
21 OS XEN XEN 4.0.3 Version Details Vulnerabilities
22 OS XEN XEN 4.0.4 Version Details Vulnerabilities
23 OS XEN XEN 4.1.0 Version Details Vulnerabilities
24 OS XEN XEN 4.1.1 Version Details Vulnerabilities
25 OS XEN XEN 4.1.2 Version Details Vulnerabilities
26 OS XEN XEN 4.1.3 Version Details Vulnerabilities
27 OS XEN XEN 4.2.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
XEN XEN 27

- References For CVE-2012-5513

http://support.citrix.com/article/CTX135777 CONFIRM
http://www.securityfocus.com/bid/56797
BID 56797 Xen 'XENMEM_exchange' Local Privilege Escalation Vulnerability Release Date:2014-04-07
https://exchange.xforce.ibmcloud.com/vulnerabilities/80482
XF xen-xenmemexchange-priv-esc(80482)
http://rhn.redhat.com/errata/RHSA-2012-1540.html
REDHAT RHSA-2012:1540
http://www.debian.org/security/2012/dsa-2582
DEBIAN DSA-2582
http://www.openwall.com/lists/oss-security/2012/12/03/11
MLIST [oss-security] 20121203 Xen Security Advisory 29 (CVE-2012-5513) - XENMEM_exchange may overwrite hypervisor memory
http://security.gentoo.org/glsa/glsa-201309-24.xml
GENTOO GLSA-201309-24
http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html
SUSE openSUSE-SU-2013:0636
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html
SUSE openSUSE-SU-2013:0133
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
SUSE SUSE-SU-2014:0446
http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html
SUSE openSUSE-SU-2013:0637
http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
SUSE SUSE-SU-2014:0470
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html
SUSE openSUSE-SU-2012:1687
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html
SUSE openSUSE-SU-2012:1685
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
SUSE SUSE-SU-2012:1615
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00000.html
SUSE SUSE-SU-2012:1606

- Metasploit Modules Related To CVE-2012-5513

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


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