CVE-2022-41033

Microsoft Windows COM+ Event System Service: Privilege Escalation

As of , CVE-2022-41033 in Microsoft Windows COM+ Event System Service is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch soon.

Exploited
Yes: CISA listed it on 11 October 2022
US federal deadline
1 November 202221 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.02Higher than 76% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
No score that dayThe EPSS file of the day CISA listed it has no score for it.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
Vendor advice: msrc.microsoft.comLinks below, from CISA's entry.

What CISA says to do

Apply updates per vendor instructions.

CISA's required action

What the flaw is

Microsoft Windows COM+ Event System Service contains an unspecified vulnerability that allows for privilege escalation.

CISA's description

Windows COM+ Event System Service Elevation of Privilege Vulnerability

The CVE record's description, from microsoft

CVE published
11 October 2022
Assigned by
microsoft
CVSS
7.8 High (CVSS 3.1, from the CNA)
CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
CISA SSVC, exploitation
active
CISA SSVC, automatable
no
CISA SSVC, technical impact
total

Timeline

  1. The CVE record was published.
  2. CISA added it to its list of exploited vulnerabilities.
  3. The US federal deadline to fix it.

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