high8.8Known exploitedPublic exploit code
CVE-2012-4792
Microsoft Internet Explorer Use-After-Free Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2024-07-23. Federal due date: 2024-08-13.
The impacted product is end-of-life and should be disconnected if still in use.
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- Microsoft Internet Explorer - CButton Object Use-After-Free (Metasploit)2013-01-02 · remote · windows · Verified
- Microsoft Internet Explorer - CDwnBindInfo Object Use-After-Free (Metasploit)2012-12-31 · remote · windows · Verified
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Internet Explorer | Versions 6, 7, 8 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- 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