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CVE-2012-4792: Microsoft Internet Explorer Use-After-Free Vulnerability

criticalknown exploitedpublic exploitCVE-2012-4792
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.

CSIRTS triage

vendor: Microsoftproduct: Internet ExplorerRemote code execution
What
Microsoft Internet Explorer contains a use-after-free vulnerability that allows remote code execution via a crafted website.
Who is affected
Users of Internet Explorer are affected by this vulnerability.
Urgency
Immediate remediation is necessary as the vulnerability is actively exploited and rated critical.
Action
Apply the latest security updates from Microsoft.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2024-07-23
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2012-4792

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2012-4792coverage & exploitation statusNVD · CVE.org

Recent advisories for Microsoft Internet Explorer

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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