CVE-2017-8543: Microsoft Windows Search Remote Code Execution Vulnerability

CVE-2017-8543 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2022-05-24

A remote code execution vulnerability exists in Microsoft Windows Search when it fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could take full control of the affected system. The flaw is exploitable over the network without authentication or user interaction.

Technologies: Microsoft Windows. Vendors: Microsoft.

Quick answers

Is CVE-2017-8543 exploited in the wild?
Yes. CVE-2017-8543 is known to be exploited in the wild, first recorded on 24 May 2022. Treat it as urgent.
How severe is CVE-2017-8543?
Critical severity, with a CVSS score of 9.8, published 24 May 2022.
Which products and versions are affected?
Microsoft Windows XP SP3, x64 XP2; Microsoft Windows Server 2003 SP2; Microsoft Windows Vista All versions; Microsoft Windows 7 SP1; and 7 more.
Is there a fix for CVE-2017-8543?
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-2017-8543 attacked?
It is attacked over the network, in an operating system.
Am I affected by CVE-2017-8543?
Check whether you run Microsoft Windows. 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 Windows XP SP3, x64 XP2
  • Microsoft Windows Server 2003 SP2
  • Microsoft Windows Vista All versions
  • Microsoft Windows 7 SP1
  • Microsoft Windows Server 2008 SP2, R2 SP1
  • Microsoft Windows 8 All versions
  • Microsoft Windows 8.1 All versions
  • Microsoft Windows RT 8.1 All versions
  • Microsoft Windows Server 2012 Gold, R2
  • Microsoft Windows 10 Gold, 1511, 1607, 1703
  • Microsoft Windows Server 2016 All versions

Timeline

  • 2022-05-24: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-05-24: disclosed: Published date in advisory record

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