CVE-2023-50387High

MITRE: CVE-2023-50387 DNSSEC verification complexity can be exploited to exhaust CPU resources and stall DNS resolvers

Published
February 13, 2024
Last Modified
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🔗 CVE IDs covered (1)

CVE-2023-50387 →

🎯 Affected products13

  • Windows Server 2008 R2 for x64-based Systems Service Pack 1
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2012
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2016
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2022, 23H2 Edition (Server Core installation)

✅ Remediation

KB5034768 (Security Update) — fixed build 10.0.17763.5458 KB5034770 (Security Update) — fixed build 10.0.20348.2322 KB5034769 (Security Update) — fixed build 10.0.25398.709 KB5034767 (Security Update) — fixed build 10.0.14393.6709 KB5034831 (Monthly Rollup) — fixed build 6.1.7601.26961 KB5034809 (Security Only) — fixed build 6.1.7601.26961 KB5034830 (Monthly Rollup) — fixed build 6.2.9200.24710 KB5034819 (Monthly Rollup) — fixed build 6.3.9600.21813

🔗 References (17)