Microsoft Edge and Internet Explorer Type Confusion Vulnerability

HIGH 8.1EXPLOITED (CISA KEV)CVE-2017-0037 · Published 26/02/2017 · updated 17/06/2026

Microsoft Edge and Internet Explorer Type Confusion Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 28/03/2022. Patch affected systems as an emergency.

Package	Affected versions	Patched versions
internet explorer microsoft	`= 11`	No fix yet

Description

Microsoft Internet Explorer 10 and 11 and Microsoft Edge have a type confusion issue in the Layout::MultiColumnBoxBuilder::HandleColumnBreakOnColumnSpanningElement function in mshtml.dll, which allows remote attackers to execute arbitrary code via vectors involving a crafted Cascading Style Sheets (CSS) token sequence and crafted JavaScript code that operates on a TH element.

References

securityfocus.com/bid/96088 · Broken Link
securitytracker.com/id/1037905 · Broken Link
securitytracker.com/id/1037906 · Broken Link
0patch.blogspot.si/2017/03/0patching-another-0-day-internet.html · Exploit
bugs.chromium.org/p/project-zero/issues/detail · Exploit
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0037 · Patch
exploit-db.com/exploits/41454 · Exploit
exploit-db.com/exploits/42354 · Exploit
exploit-db.com/exploits/43125 · Exploit
cisa.gov/known-exploited-vulnerabilities-catalog · US Government Resource
CISA KEV · CVE-2017-0037

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