CVE-2024-29056HighCVSS 4.3

Windows Authentication Elevation of Privilege Vulnerability

Published
April 9, 2024
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2024-29056 →

📋 Description

According to the CVSS metrics, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L) but have no effect on integrity (I:N) or on availability (A:N). What does that mean for this vulnerability? An attacker who successfully exploited the vulnerability could view some sensitive information (Confidentiality) but not all resources within the impacted component may be divulged to the attacker. The attacker cannot make changes to disclosed information (Integrity) or limit access to the resource (Availability).

Where can I find more information about what steps I need to take to be fully protected from this vulnerability? The updates released on or after April 9, 2024 will NOT fully address the security issues in this vulnerability. For more information about how to manage PAC validation changes related to this CVE and the steps you need to take to be fully protected, see How to manage PAC Validation changes related to CVE-2024-26248 and CVE-2024-29056.

What privileges could be gained by an attacker who successfully exploited the vulnerability? A user from a cross-organization trust might obtain access that is granted to all users in an organization.

🎯 Affected products17

  • 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 2008 for 32-bit Systems Service Pack 2
  • Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for x64-based Systems Service Pack 2
  • Windows Server 2008 for x64-based Systems Service Pack 2 (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

KB5036896 (Security Update) — fixed build 10.0.17763.5696 KB5036909 (Security Update) — fixed build 10.0.20348.2402 KB5036910 (Security Update) — fixed build 10.0.25398.830 KB5036899 (Security Update) — fixed build 10.0.14393.6897 KB5036932 (Monthly Rollup) — fixed build 6.0.6003.22618 KB5036950 (Security Only) — fixed build 6.0.6003.22618 KB5036967 (Monthly Rollup) — fixed build 6.1.7601.27067 KB5036922 (Security Only) — fixed build 6.1.7601.27067 KB5036969 (Monthly Rollup) — fixed build 6.2.9200.24821 KB5036960 (Monthly Rollup) — fixed build 6.3.9600.21924

🔗 References (21)