CVE-2012-4969

Use-after-free vulnerability in the CMshtmlEd::Exec function in mshtml.dll in Microsoft Internet Explorer 6 through 9 allows remote attackers to execute arbitrary code via a crafted web site, as exploited in the wild in September 2012.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 99%
Common Weakness Enumeration
References
http://blog.vulnhunt.com/index.php/2012/09/17/ie-execcommand-fuction-use-after-free-vulnerability-0day_en/
http://dev.metasploit.com/redmine/projects/framework/repository/entry/modules/exploits/windows/browser/ie_execcommand_uaf.rb
http://eromang.zataz.com/2012/09/16/zero-day-season-is-really-not-over-yet/
http://technet.microsoft.com/security/advisory/2757760
http://www.kb.cert.org/vuls/id/480095
http://www.securitytracker.com/id?1027538
http://www.securityweek.com/new-internet-explorer-zero-day-being-exploited-wild
http://www.us-cert.gov/cas/techalerts/TA12-255A.html
http://www.us-cert.gov/cas/techalerts/TA12-262A.html
http://www.us-cert.gov/cas/techalerts/TA12-265A.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15729
http://blog.vulnhunt.com/index.php/2012/09/17/ie-execcommand-fuction-use-after-free-vulnerability-0day_en/
http://dev.metasploit.com/redmine/projects/framework/repository/entry/modules/exploits/windows/browser/ie_execcommand_uaf.rb
http://eromang.zataz.com/2012/09/16/zero-day-season-is-really-not-over-yet/
http://technet.microsoft.com/security/advisory/2757760
http://www.kb.cert.org/vuls/id/480095
http://www.securitytracker.com/id?1027538
http://www.securityweek.com/new-internet-explorer-zero-day-being-exploited-wild
http://www.us-cert.gov/cas/techalerts/TA12-255A.html
http://www.us-cert.gov/cas/techalerts/TA12-262A.html
http://www.us-cert.gov/cas/techalerts/TA12-265A.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15729