⚠ Actively exploited
Added to CISA KEV on 2022-10-11. Federal agencies required to patch by 2022-11-01. Required action: Apply updates per vendor instructions..

CVE-2022-41033 — Type Confusion in Microsoft Windows 10 Version 1507

CWE-843 — Type Confusion10 documents9 sources
Severity
7.8HIGHNVD
EPSS
1.7%
top 17.55%
CISA KEV
KEV
Added 2022-10-11
Due 2022-11-01
Exploit
Exploited in wild
Active exploitation observed
Affected products
27
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+24 more
Timeline
PublishedOct 11
KEV addedOct 11
Latest updateOct 12
KEV dueNov 1
CISA Required Action: Apply updates per vendor instructions.

Description

Windows COM+ Event System Service 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 Packages27 packages

▶CVEListV5microsoft/windows_7_service_pack_16.1.0 — 6.1.7601.26174
▶CVEListV5microsoft/windows_server_2008_service_pack_26.0.6003.0 — 6.0.6003.21721
▶CVEListV5microsoft/windows_server_2008_r2_service_pack_16.1.7601.0 — 6.1.7601.26174
▶NVDmicrosoft/windows< 10.0.14393.5427+3
▶CVEListV5microsoft/windows_76.1.0 — 6.1.7601.26174

Patches

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

🔴Vulnerability Details

4
GHSA
GHSA-qjvf-mwxj-x748: Windows COM+ Event System Service Elevation of Privilege Vulnerability↗2022-10-12
▶
CVEList
Windows COM+ Event System Service Elevation of Privilege Vulnerability↗2022-10-11
▶
VulnCheck
Microsoft Windows COM+ Event System Service Privilege Escalation Vulnerability↗2022
▶
Project0
Project Zero RCA: CVE-2022-41033: Type confusion in Windows COM+ Event System Service↗
▶

📋Vendor Advisories

2
Microsoft
Windows COM+ Event System Service Elevation of Privilege Vulnerability↗2022-10-11
▶
CISA
Microsoft Windows COM+ Event System Service Privilege Escalation Vulnerability↗2022-10-11
▶

🕵️Threat Intelligence

2
Krebs
Microsoft Patch Tuesday, October 2022 Edition↗2022-10-12
▶
Krebs
Microsoft Patch Tuesday, October 2022 Edition↗2022-10-11
▶
CVE-2022-41033 — Type Confusion in Microsoft | cvebase