Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.892
EPSS Ranking 99.5%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 9.3
Proposed Action
Microsoft Internet Explorer contains a use-after-free vulnerability that allows a remote attacker 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.
Ransomware Campaign
Unknown
References
- http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html
- http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx
- http://blogs.technet.com/b/srd/archive/2012/12/31/microsoft-quot-fix-it-quot-available-for-internet-explorer-6-7-and-8.aspx
- http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/
- http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/
- http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html
- http://technet.microsoft.com/security/advisory/2794220
- http://www.kb.cert.org/vuls/id/154201
- http://www.us-cert.gov/cas/techalerts/TA13-008A.html
- http://www.us-cert.gov/cas/techalerts/TA13-015A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361
- http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html
- http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx
- http://blogs.technet.com/b/srd/archive/2012/12/31/microsoft-quot-fix-it-quot-available-for-internet-explorer-6-7-and-8.aspx
- http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/
- http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/
- http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html
- http://technet.microsoft.com/security/advisory/2794220
- http://www.kb.cert.org/vuls/id/154201
- http://www.us-cert.gov/cas/techalerts/TA13-008A.html
- http://www.us-cert.gov/cas/techalerts/TA13-015A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361
Products affected by CVE-2012-4792
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cpe:2.3:a:microsoft:internet_explorer:6
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cpe:2.3:a:microsoft:internet_explorer:7
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cpe:2.3:a:microsoft:internet_explorer:8
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cpe:2.3:o:microsoft:windows_7:-
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cpe:2.3:o:microsoft:windows_server_2003:-
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cpe:2.3:o:microsoft:windows_server_2003:r2
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cpe:2.3:o:microsoft:windows_server_2008:*
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cpe:2.3:o:microsoft:windows_server_2008:-
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cpe:2.3:o:microsoft:windows_server_2008:r2
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cpe:2.3:o:microsoft:windows_vista:-
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cpe:2.3:o:microsoft:windows_xp:-
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cpe:2.3:o:microsoft:windows_xp:unknown