PT-2023-1085 · Microsoft · Cryptographic Services+1

Published 2023-01-10 · Updated 2024-11-28 · CVE-2023-21551

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft Cryptographic Services (affected versions not specified)

Description The issue is related to an elevation of privilege vulnerability in Microsoft Cryptographic Services, which is associated with inadequate access restrictions. This vulnerability can be exploited to allow an attacker to elevate their privileges. There is no information provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

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

LPE

Improper Privilege Management

Use After Free

Weakness Enumeration

CWE-264

CWE-269

CWE-416

Related Identifiers

BDU:2023-00235

CVE-2023-21551

Affected Products

Cryptographic Services

Windows

References · 8

• https://bdu.fstec.ru/vul/2023-00235 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21551 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-21551 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21551 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21551 · Security Note
• https://t.me/cvenotify/81304 · Telegram Post
• https://twitter.com/dailycve/status/1862214912296026408 · Twitter Post
• https://t.me/cibsecurity/56318 · Telegram Post