⚠ Actively exploited in ransomware campaigns
This vulnerability is on the CISA Known Exploited Vulnerabilities list and has been used in known ransomware attacks. CISA required action: Apply updates per vendor instructions.. Due date: 2023-05-02.

CVE-2023-28252

CWE-122 — Heap-based Buffer OverflowCWE-787 — Out-of-bounds Write16 documents11 sources
Severity
7.8HIGH
EPSS
66.2%
top 1.48%
CISA KEV
KEVRansomware
Added 2023-04-11
Due 2023-05-02
Exploit
Exploited in wild
Active exploitation observed
Affected products
30
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+27 more
Timeline
PublishedApr 11
KEV addedApr 11
KEV dueMay 2
Latest updateDec 21
CISA Required Action: Apply updates per vendor instructions.

Description

Windows Common Log File System Driver Elevation of Privilege Vulnerability

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages30 packages

▶NVDmicrosoft/windows_10_1507< 10.0.10240.19869
▶NVDmicrosoft/windows_10_1607< 10.0.14393.5850
▶NVDmicrosoft/windows_10_1809< 10.0.17763.4252
▶NVDmicrosoft/windows_10_20h2< 10.0.19042.2846
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.2846

Patches

Patch: msrc.microsoft.com ↗Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

4
GHSA
GHSA-385j-3gwh-pjgr: Windows Common Log File System Driver Elevation of Privilege Vulnerability↗2023-04-11
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CVEList
Windows Common Log File System Driver Elevation of Privilege Vulnerability↗2023-04-11
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VulnCheck
Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability↗2023
▶
Project0
Project Zero RCA: CVE-2023-28252: Windows Common Log File System Driver Elevation of Privilege Vulnerability↗
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📋Vendor Advisories

2
CISA
Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability↗2023-04-11
▶
Microsoft
Windows Common Log File System Driver Elevation of Privilege Vulnerability↗2023-04-11
▶

🕵️Threat Intelligence

7
Securelist
Windows CLFS and five exploits used by ransomware operators↗2023-12-21
▶
Securelist
Windows CLFS and five exploits used by ransomware operators↗2023-12-21
▶
Securelist
Windows CLFS and five exploits used by ransomware operators (Exploit #5 – CVE-2023-28252)↗2023-12-21
▶
Wiz
Microsoft April 2023 Patch Tuesday Highlights: everything you need to know | Wiz Blog↗2023-04-13
▶
Wiz
Microsoft April 2023 Patch Tuesday Highlights: everything you need to know | Wiz Blog↗2023-04-13
▶
CVE-2023-28252 (HIGH CVSS 7.8) | Windows Common Log File System Driv | cvebase.io