Microsoft Internet Explorer Memory Corruption Vulnerability

[ Why it matters ]Priority signals

• Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-04-13
• EPSS: 51% chance of exploitation in the next 30 days (higher than 99% of CVEs)

[ Description ]Official description

Microsoft Internet Explorer 7 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Memory Corruption Vulnerability," as exploited in the wild in August 2015.

CISA: Microsoft Internet Explorer contains a memory corruption vulnerability that allows an attacker to execute code or cause a denial-of-service (DoS).

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 4 May 2022): Apply updates per vendor instructions.

• Patch on docs.microsoft.comVendor patch or bulletin · NVD · Reference tagged 'Patch' by NVD

[ References ]References

• twitter.com/Laughing_Mantis/statuses/633839231840841728Exploit
• twitter.com/Laughing_Mantis/statuses/633839771865886721Press/Media Coverage
• www.securityfocus.com/bid/76403Broken LinkThird Party AdvisoryVDB Entry
• www.securitytracker.com/id/1033317Broken LinkThird Party AdvisoryVDB Entry
• www.securityweek.com/microsoft-issues-emergency-patch-critical-ie-flaw-exploited-wildPress/Media Coverage
• docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-093PatchVendor Advisory
• www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource