Actively exploited · Published Jul 11, 2023 · Assigned by microsoft

CVE-2023-36874Windows Error Reporting Service Elevation of Privilege Vulnerability

High 7.8 Exploited

In plain English

A high-severity security flaw in Windows 10 Version 1507 from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on July 11, 2023). The chance it is exploited in the next 30 days is estimated at 42.6% (higher than 99% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit, public proof-of-concept code. Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)42.6%top 1.3% of all CVEs
Exploited in the wildYesCISA KEV since Jul 11, 2023
Attack tooling2Metasploit, Public PoC

CISA guidance

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Federal agencies must remediate by Aug 1, 2023.

Official description

Windows Error Reporting Service Elevation of Privilege Vulnerability

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1809 10.0.17763.0 – before 10.0.17763.4645
Microsoft Windows 10 Version 1809 10.0.0 – before 10.0.17763.4645
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.4645
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.4645
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.1850
Microsoft Windows 11 version 21H2 10.0.0 – before 10.0.22000.2176
Microsoft Windows 10 Version 21H2 10.0.19043.0 – before 10.0.19044.3208
Microsoft Windows 11 version 22H2 10.0.22621.0 – before 10.0.22621.1992
Microsoft Windows 10 Version 22H2 10.0.19045.0 – before 10.0.19045.3208
Microsoft Windows 10 Version 1507 10.0.10240.0 – before 10.0.10240.20048
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.6085
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.6085
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.6085
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.22175
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 – before 6.0.6003.22175
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.22175
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 – before 6.1.7601.26623
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 – before 6.1.7601.26623
Microsoft Windows Server 2012 6.2.9200.0 – before 6.2.9200.24374
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – before 6.2.9200.24374
Microsoft Windows Server 2012 R2 6.3.9600.0 – before 6.3.9600.21063
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – before 6.3.9600.21063

Weakness: CWE-59 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

References