CVE-2015-2419: Microsoft Internet Explorer Memory Corruption Vulnerability

CVE-2015-2419 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2022-03-28

A memory corruption vulnerability exists in the JScript 9 engine within Microsoft Internet Explorer 10 and 11. Remote attackers can exploit this by enticing a user to visit a specially crafted website, leading to arbitrary code execution or a denial of service.

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

Quick answers

Is CVE-2015-2419 exploited in the wild?
Yes. CVE-2015-2419 is known to be exploited in the wild, first recorded on 28 March 2022. Treat it as urgent.
How severe is CVE-2015-2419?
Critical severity, with a CVSS score of 8.8, published 28 March 2022.
Which products and versions are affected?
Microsoft Internet Explorer 10 JScript 9; Microsoft Internet Explorer 11 JScript 9.
Is there a fix for CVE-2015-2419?
A patch was published on 2015-07-14: Microsoft released security bulletin MS15-065 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2015-2419 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2015-2419?
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 JScript 9
  • Microsoft Internet Explorer 11 JScript 9

Timeline

  • 2015-07-14: disclosed: NVD Published Date
  • 2015-07-14: patched: Microsoft released security bulletin MS15-065
  • 2022-03-28: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-03-28: exploited: Reported as exploited in the wild per CISA KEV entry

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