CVE-2017-0037: Microsoft Edge and Internet Explorer Type Confusion Vulnerability

CVE-2017-0037 · Severity: critical · CVSS 8.1 · Exploited in the wild · Published 2022-03-28

A type confusion vulnerability exists in the Layout::MultiColumnBoxBuilder::HandleColumnBreakOnColumnSpanningElement function in mshtml.dll. Remote attackers can execute arbitrary code via crafted CSS token sequences and JavaScript code operating on a TH element.

Technologies: Microsoft Edge, Microsoft Internet Explorer. Vendors: Microsoft.

Quick answers

Is CVE-2017-0037 exploited in the wild?
Yes. CVE-2017-0037 is known to be exploited in the wild, first recorded on 28 March 2022. Treat it as urgent.
How severe is CVE-2017-0037?
Critical severity, with a CVSS score of 8.1, published 28 March 2022.
Which products and versions are affected?
Microsoft Internet Explorer 10; Microsoft Internet Explorer 11; Microsoft Edge.
Is there a fix for CVE-2017-0037?
A patch was published on 2017-03-14: MSRC advisory published. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2017-0037 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2017-0037?
Check whether you run Microsoft Edge or Microsoft Internet Explorer. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Microsoft Internet Explorer 10
  • Microsoft Internet Explorer 11
  • Microsoft Edge

Timeline

  • 2017-03-14: patched: MSRC advisory published.
  • 2022-03-28: kev added: Added to CISA Known Exploited Vulnerabilities Catalog.
  • 2017-03-01: exploited: Public reports of 0-day exploitation.

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