CVE-2012-1889: Microsoft XML Core Services Memory Corruption Vulnerability

CVE-2012-1889 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2022-06-08

Microsoft XML Core Services (MSXML) versions 3.0 through 6.0 contain a memory corruption vulnerability due to improper access of uninitialized memory locations. A remote attacker 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 XML Core Services. Vendors: Microsoft.

Quick answers

Is CVE-2012-1889 exploited in the wild?
Yes. CVE-2012-1889 is known to be exploited in the wild, first recorded on 8 June 2022. Treat it as urgent.
How severe is CVE-2012-1889?
Critical severity, with a CVSS score of 8.8, published 8 June 2022.
Which products and versions are affected?
Microsoft XML Core Services 3.0, 4.0, 5.0, 6.0.
Is there a fix for CVE-2012-1889?
A patch was published on 2012-07-10: Microsoft Security Bulletin MS12-043 released Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2012-1889 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2012-1889?
Check whether you run Microsoft XML Core Services. 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 XML Core Services 3.0, 4.0, 5.0, 6.0

Timeline

  • 2012-06-12: advisory: Microsoft Security Advisory 2719615 published
  • 2012-07-10: patched: Microsoft Security Bulletin MS12-043 released
  • 2022-06-08: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2022-06-08: exploited: Confirmed exploited in the wild per CISA KEV entry

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