CVE-2023-21555

Severity

81%

Complexity

22%

Confidentiality

98%

Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability. This CVE ID is unique from CVE-2023-21543, CVE-2023-21546, CVE-2023-21556, CVE-2023-21679.

Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability

CVSS 3.1 Base Score 8.1. CVSS Attack Vector: network. CVSS Attack Complexity: high. CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

Overview

Type

Microsoft Windows

First reported 2 years ago

2023-01-10 22:15:00

Last updated 1 year ago

2023-04-27 19:15:00

Affected Software

Microsoft Windows Server 2016

Microsoft Windows RT 8.1

Microsoft Windows Server 2012

Microsoft Windows Server 2019

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21555

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21555

Patch, Vendor Advisory

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21555

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