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CVE

CVE-2023-32046

Microsoft Windows MSHTML Platform Privilege Escalation Vulnerability

Windows MSHTML Platform Elevation of Privilege Vulnerability.

HIGH · CVSS 7.8 ⚠ CISA KEV EPSS 0.42658
Act now
  • Listed on CISA KEV (known exploited in the wild)
  • SSVC exploitation status: active
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬢

Required Remediation

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

▤

Affected Products & Versions

12
microsoft windows 10 1507< 10.0.10240.20048
microsoft windows 10 1607< 10.0.14393.6085
microsoft windows 10 1809< 10.0.17763.4645
microsoft windows 10 21h2< 10.0.19041.3208
microsoft windows 10 22h2< 10.0.19045.3208
microsoft windows 11 21h2< 10.0.22000.2176
microsoft windows 11 22h2< 10.0.22621.1992
microsoft windows server 2008all versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Jul 2023 · 06:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
active
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
msrcCVE-2023-32046Elevation of Privilege
cisaKEV-CVE-2023-32046
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2023/Jul/43Broken Link
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32046US Government Resource
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