PT-2023-4366 · Microsoft · Windows

James Forshaw + 2 · Published 2023-08-08 · Updated 2025-01-01 · CVE-2023-35359

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 (affected versions not specified)

Description The issue is related to an elevation-of-privilege vulnerability in the Windows Kernel, which is associated with insufficient access control. This vulnerability can be exploited by an attacker to elevate their privileges. The vulnerability is related to the File History Service and involves the fhsvc.dll and CManagerThread::QueueBackupForLoggedOnUser. It allows local Windows users to escalate privileges. The vulnerability was discovered by an independent researcher with SSD Secure Disclosure.

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

LPE

Relative Path Traversal

Weakness Enumeration

CWE-23

CWE-264

Related Identifiers

BDU:2023-04711

CVE-2023-35359

ZDI-23-1112

Affected Products

Windows

References · 16

• https://osv.dev/vulnerability/CVE-2023-35359 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35359 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2023-35359 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-04711 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-35359 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-23-1112 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-35359 · Security Note
• https://twitter.com/CVEnew/status/1688962025450311684 · Twitter Post
• http://packetstormsecurity.com/files/174528/Microsoft-Windows-Privilege-Escalation.html · Note
• https://t.me/cvenotify/57652 · Telegram Post
• https://twitter.com/CoreSecurity/status/1747382582935736459 · Twitter Post
• https://twitter.com/snowcra5h/status/1700599246364323845 · Twitter Post
• https://twitter.com/tracrium/status/1698808252144750844 · Twitter Post
• https://twitter.com/cyber_hack5/status/1799135748924301493 · Twitter Post
• https://twitter.com/HackSysTeam/status/1700917272888672706 · Twitter Post