CVE-2012-4792Use-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 pro…
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It affects microsoft ie and 1 other product. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Jul 23, 2024; federal agencies had to remediate by Aug 13, 2024. Treat that date as your deadline.
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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.
- CVSS
- 8.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-416
- Known exploited
- Added to CISA KEV Jul 23, 2024; federal remediation due Aug 13, 2024The impacted product is end-of-life and should be disconnected if still in use.
- EPSS (exploitation in the next 30 days)
- 78.82% (percentile 100)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 22, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
microsoft ie microsoft:ie | from 6.0 through 8.0 | CISA ADP |
microsoft internet_explorer microsoft:internet_explorer | 6; 7; 8 | NVD |
References
- http://www.us-cert.gov/cas/techalerts/TA13-008A.htmlthird-party-advisory, x-refsource-cert, us-government-resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008vendor-advisory, x-refsource-ms, patch
- http://www.kb.cert.org/vuls/id/154201third-party-advisory, x-refsource-cert-vn, us-government-resource
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ie_cbutton_uaf.rbx-refsource-misc, third-party-advisory
- http://labs.alienvault.com/labs/index.php/2012/just-another-water-hole-campaign-using-an-internet-explorer-0day/x-refsource-misc, broken-link
- http://packetstormsecurity.com/files/119168/Microsoft-Internet-Explorer-CDwnBindInfo-Object-Use-After-Free.htmlx-refsource-misc, third-party-advisory, vdb-entry
- http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/x-refsource-misc, third-party-advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16361vdb-entry, signature, x-refsource-oval, broken-link
- http://www.us-cert.gov/cas/techalerts/TA13-015A.htmlthird-party-advisory, x-refsource-cert, us-government-resource
- http://blog.fireeye.com/research/2012/12/council-foreign-relations-water-hole-attack-details.htmlx-refsource-misc, broken-link
- http://blogs.technet.com/b/srd/archive/2012/12/29/new-vulnerability-affecting-internet-explorer-8-users.aspxx-refsource-confirm, broken-link
- http://technet.microsoft.com/security/advisory/2794220x-refsource-confirm, patch, vendor-advisory
- http://blogs.technet.com/b/srd/archive/2012/12/31/microsoft-quot-fix-it-quot-available-for-internet-explorer-6-7-and-8.aspxx-refsource-confirm, broken-link
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-4792us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.