PT-2023-1401 · Microsoft · Windows Common Log File System Driver+1

Published 2023-02-14 · Updated 2025-03-17 · CVE-2023-23376

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 Windows Common Log File System Driver (affected versions not specified)

Description The issue is related to an elevation-of-privilege vulnerability in the Windows Common Log File System Driver, which is caused by insufficient access control. This vulnerability can be exploited to allow an attacker to elevate their privileges. The vulnerability has been found to be exploited in the wild and is used by ransomware operators. There have been attempts to execute similar elevation-of-privilege exploits on Microsoft Windows servers, particularly in the Middle East, North America, and Asia regions.

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

LPE

Buffer Overflow

Memory Corruption

Heap Based Buffer Overflow

Weakness Enumeration

CWE-119

CWE-787

CWE-122

Related Identifiers

BDU:2023-00781

CVE-2023-23376

Affected Products

Windows

Windows Common Log File System Driver

References · 42

• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-23376 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23376 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-23376 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-23376 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-23376 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-00781 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/690113 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-23376 · Security Note
• https://twitter.com/int_csm/status/1737894464981729668 · Twitter Post
• https://t.me/avleonovcom/1081 · Telegram Post
• https://twitter.com/IT_securitynews/status/1737776151085338675 · Twitter Post
• https://twitter.com/TrendMicroRSRCH/status/1775417960661660123 · Twitter Post
• https://cisa.gov/known-exploited-vulnerabilities-catalog · Note
• https://t.me/avleonovcom/1083 · Telegram Post
• https://twitter.com/Alevskey/status/1737776521295646949 · Twitter Post