CVE-2023-24904: Windows Installer Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7.1)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H/E:U/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2023-May

Released

2023-05-09

EPSS Score

0.14% (percentile: 34.3%)

FAQ

What privileges could be gained by an attacker who successfully exploited the vulnerability? An attacker would only be able to delete targeted files on a system. They would not gain privileges to view or modify file contents. According to the CVSS metrics, successful exploitation of this vulnerability could lead to no loss of confidentiality (C:N) but have major impact on integrity (I:H) and on availability (A:H). What does that mean for this vulnerability? This vulnerability does not allow disclosure of any confidential information, but could allow an attacker to delete data that could include data that results in the service being unavailable.

Affected Products (6)

ESU

• 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 2008 R2 for x64-based Systems Service Pack 1
• Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)

Security Updates (4)

• 5026408
• 5026427
• 5026413
• 5026426

Acknowledgments

Naceri with MSRC V&M

Revision History

• 2023-05-09: Information published.