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CVE-2012-4969: Microsoft Internet Explorer Use-After-Free Vulnerability

criticalknown exploitedpublic exploitCVE-2012-4969
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 remote attackers to execute code via a crafted web site.

CSIRTS triage

vendor: Microsoftproduct: Internet ExplorerMemory corruption
What
Microsoft Internet Explorer contains a use-after-free vulnerability that allows remote attackers to execute code via a crafted web site.
Who is affected
Users of Microsoft Internet Explorer.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Apply the latest security updates for Internet Explorer.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-06-08
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2012-4969

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-2012-4969coverage & 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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