CVE-2019-0752: Microsoft Internet Explorer Type Confusion Vulnerability

CVE-2019-0752 · Severity: critical · CVSS 7.5 · Exploited in the wild · Published 2022-02-15

A type confusion vulnerability (CWE-843) in the Microsoft Internet Explorer scripting engine allows for remote code execution. The flaw occurs due to the way the engine handles objects in memory, potentially leading to memory corruption.

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

Quick answers

Is CVE-2019-0752 exploited in the wild?
Yes. CVE-2019-0752 is known to be exploited in the wild, first recorded on 15 February 2022. Treat it as urgent.
How severe is CVE-2019-0752?
Critical severity, with a CVSS score of 7.5, published 15 February 2022.
Which products and versions are affected?
Microsoft Internet Explorer 11 11.
Is there a fix for CVE-2019-0752?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2019-0752 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2019-0752?
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 11 11

Timeline

  • 2019-04-09: advisory: MSRC advisory published
  • 2022-02-15: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-02-15: disclosed: NVD publication date

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