Vulnerability Monitor

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CVE-2012-4792

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly allocated or (2) is deleted, as demonstrated by a CDwnBindInfo object, and exploited in the wild in December 2012.

Published

2012-12-30T18:55:01.477

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
CWE-416
Type: Secondary
CWE-416

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	microsoft	internet_explorer	6	Yes
Operating System	microsoft	windows_server_2003	*	No
Operating System	microsoft	windows_xp	*	No
Operating System	microsoft	windows_xp	-	No
Application	microsoft	internet_explorer	7	Yes
Operating System	microsoft	windows_server_2003	*	No
Operating System	microsoft	windows_server_2008	*	No
Operating System	microsoft	windows_server_2008	*	No
Operating System	microsoft	windows_server_2008	-	No
Operating System	microsoft	windows_vista	*	No
Operating System	microsoft	windows_vista	-	No
Operating System	microsoft	windows_xp	*	No
Operating System	microsoft	windows_xp	-	No
Application	microsoft	internet_explorer	8	Yes
Operating System	microsoft	windows_7	-	No
Operating System	microsoft	windows_7	-	No
Operating System	microsoft	windows_7	-	No
Operating System	microsoft	windows_server_2003	*	No
Operating System	microsoft	windows_server_2008	*	No
Operating System	microsoft	windows_server_2008	*	No
Operating System	microsoft	windows_server_2008	-	No
Operating System	microsoft	windows_server_2008	-	No
Operating System	microsoft	windows_vista	*	No
Operating System	microsoft	windows_vista	-	No
Operating System	microsoft	windows_xp	*	No
Operating System	microsoft	windows_xp	-	No

References

http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html Broken Link ([email protected])
http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx Broken Link ([email protected])
http://blogs.technet.com/b/srd/archive/2012/12/31/microsoft-quot-fix-it-quot-available-for-internet-explorer-6-7-and-8.aspx Broken Link ([email protected])
http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/ Third Party Advisory ([email protected])
http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/ Broken Link ([email protected])
http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html Third Party Advisory, VDB Entry ([email protected])
http://technet.microsoft.com/security/advisory/2794220 Patch, Vendor Advisory ([email protected])
http://www.kb.cert.org/vuls/id/154201 Third Party Advisory, US Government Resource ([email protected])
http://www.us-cert.gov/cas/techalerts/TA13-008A.html Third Party Advisory, US Government Resource ([email protected])
http://www.us-cert.gov/cas/techalerts/TA13-015A.html Third Party Advisory, US Government Resource ([email protected])
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008 Patch, Vendor Advisory ([email protected])
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb Third Party Advisory ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361 Broken Link ([email protected])
http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://blogs.technet.com/b/srd/archive/2012/12/31/microsoft-quot-fix-it-quot-available-for-internet-explorer-6-7-and-8.aspx Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/ Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://technet.microsoft.com/security/advisory/2794220 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.kb.cert.org/vuls/id/154201 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.us-cert.gov/cas/techalerts/TA13-008A.html Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.us-cert.gov/cas/techalerts/TA13-015A.html Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361 Broken Link (af854a3a-2127-422b-91ae-364da2661108)