PT-2023-1145 · Microsoft · Windows

Mateusz Jurczyk · Published 2023-01-10 · Updated 2025-01-01 · CVE-2023-21776

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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

Description The issue is related to a lack of protection for internal system data in the Windows operating system. This could allow an attacker to gain unauthorized access to a device. The vulnerability enables attackers to obtain sensitive information and potentially affect the system.

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

Out of bounds Read

Information Disclosure

Weakness Enumeration

CWE-125

CWE-200

Related Identifiers

BDU:2023-00345

CVE-2023-21776

Affected Products

Windows

References · 12

• https://bdu.fstec.ru/vul/2023-00345 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21776 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-21776 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21776 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-21776 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-21776 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21776 · Note
• https://t.me/cvenotify/42354 · Telegram Post
• https://t.me/cibsecurity/56312 · Telegram Post
• https://t.me/cvenotify/105910 · Telegram Post
• http://packetstormsecurity.com/files/172300/Windows-Kernel-CmpDoReDoCreateKey-CmpDoReOpenTransKey-Out-Of-Bounds-Read.html · Note
• https://t.me/cvenotify/44062 · Telegram Post