CVE-2024-21427HighCVSS 7.5

Windows Kerberos Security Feature Bypass Vulnerability

Published
March 12, 2024
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2024-21427 →

📋 Description

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? Successful exploitation of this vulnerability requires an attacker to gather information specific to the environment and take additional actions prior to exploitation to prepare the target environment.

What kind of security feature could be bypassed by successfully exploiting this vulnerability? The authentication feature could be bypassed as this vulnerability allows impersonation.

🎯 Affected products9

  • 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

KB5036896 (Security Update) — fixed build 10.0.17763.5696 KB5036909 (Security Update) — fixed build 10.0.20348.2402 KB5035959 (SecurityHotpatchUpdate) — fixed build 10.0.20348.2333 KB5036910 (Security Update) — fixed build 10.0.25398.830 KB5036899 (Security Update) — fixed build 10.0.14393.6897 KB5036960 (Monthly Rollup) — fixed build 6.3.9600.21924

🔗 References (13)