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CVE-2012-4792
HIGH
CISA KEV
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: Dec 30, 2012
Modified: Apr 22, 2026
CWE-416
CWE-416
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products (3)
| Vendor | Product | Version |
|---|---|---|
| microsoft | internet_explorer | 6 |
| microsoft | internet_explorer | 7 |
| microsoft | internet_explorer | 8 |
GitHub Security Advisory GHSA-c5c8-vqpp-hm75
Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers...
References (27)
- http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html Broken Link
- http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx Broken Link
- 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
- http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/ Third Party Advisory
- http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/ Broken Link
- http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.html Third Party Advisory, VDB Entry
- http://technet.microsoft.com/security/advisory/2794220 Patch, Vendor Advisory
- http://www.kb.cert.org/vuls/id/154201 Third Party Advisory, US Government Resource
- http://www.us-cert.gov/cas/techalerts/TA13-008A.html Third Party Advisory, US Government Resource
- http://www.us-cert.gov/cas/techalerts/TA13-015A.html Third Party Advisory, US Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008 Patch, Vendor Advisory
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rb Third Party Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361 Broken Link
- http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.html Broken Link
- http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspx Broken Link
Risk Scores
CVSS Score
8.8 / 10
EPSS Score
78.82%
Top 0% most likely to be exploited
Threat Score
88.8 / 100
CISA Known Exploited
Date Added:
2024-07-23
Due Date:
2024-08-13
Required Action:
The impacted product is end-of-life and should be disconnected if still in use.
Data Sources
NVD
CISA KEV
EPSS
GitHub