KEV Entry

CVE-2023-28229

Known Exploited Vulnerability Entry CISA

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Entry Details
Confirmed Exploited

CVE-2023-28229

2023-10-04 02:00 CEST

Timestamps

2023-10-04

2023-10-04

Scope

Microsoft Windows CNG Key Isolation Service Privilege Escalation Vulnerability | Affected: Microsoft / Windows CNG Key Isolation Service | Description: Microsoft Windows Cryptographic Next Generation (CNG) Key Isolation Service contains an unspecified vulnerability that allows an attacker to gain specific limited SYSTEM privileges. | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2023-10-25 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-28229; https://nvd.nist.gov/vuln/detail/CVE-2023-28229

References
  • {'id': 'CVE-2023-28229', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2023-28229'}

6ebe4dc3-d444-44fd-af2f-04ce28bcaf64

CISA
405284c2-e461-4670-8979-7fd2c9755a60

2026-10-02 08:09 CEST

2026-10-02 08:09 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-591"
  ],
  "date_added": "2023-10-04",
  "due_date": "2023-10-25",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Windows CNG Key Isolation Service",
  "vendorProject": "Microsoft",
  "vulnerabilityName": "Microsoft Windows CNG Key Isolation Service Privilege Escalation Vulnerability"
}
 -
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