7.8

CVE-2022-34713: Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability

CVSS: 7.8v3.1HighKEVAnalyzed
Published 09-08-2022Last modified 21-10-2025
Open JSON

Vulnerability summary

CVE-2022-34713 is a high (CVSS 7.8) vulnerability in Microsoft Windows. It is known to be exploited: CISA lists it, first on 09-08-2022. EPSS estimates a 67.76% chance of exploitation in the next 30 days, higher than 99.3% of scored vulnerabilities.

Overall risk
85/100
0100
Critical · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
67.76%
0%100%
Critical · 0.00 pp in 30 days
KEVListedCISA
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 09-08-2022
    PublishedVulnerability first disclosed.
  2. 09-08-2022
    Added to CISA KEVMicrosoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability
  3. 30-08-2022
    CISA remediation dueApply updates per vendor instructions.
  4. 21-10-2025
    Last modifiedVulnerability information updated.

Description

Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

67.76%

Chance of exploitation in the next 30 days

Percentile

99%

Versus all other CVEs

30-day change

0.00 pp

From 67.76% on 20-09-2026

20-09-202620-10-2026
EPSS score
67.76%

Known exploited

Compare KEV catalogs
CISA KEVListed
Added
09-08-2022
Federal due date
30-08-2022

CISA required action

Apply updates per vendor instructions. msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34713 nvd.nist.gov/vuln/detail/CVE-2022-34713

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Microsoft32 products

1 vendor · 32 products

References

2 links