PT-2023-1521 · Microsoft · Windows

Polar Bear · Published 2023-02-14 · Updated 2024-05-29 · CVE-2023-21813

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Windows (affected versions not specified)

Description The issue exists due to insufficient input validation in the Windows Secure Channel component of the Windows operating system. This can be exploited by a remote attacker to cause a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Buffer Over-read

Weakness Enumeration

CWE-20

CWE-126

Related Identifiers

BDU:2023-00964

CVE-2023-21813

Affected Products

Windows

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2023-21813 · Security Note
• https://osv.dev/vulnerability/CVE-2023-21813 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-21813 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21813 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-00964 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21813 · Security Note