CVE-2023-36424 — Microsoft Windows: Microsoft Windows Out-of-Bounds Read Vulnerability
CVE-2023-36424 — Microsoft Windows Common Log File System Driver contains an out-of-bounds read vulnerability that could allow a threat actor for privileges escalation
What This Means For You
- CISA has confirmed active exploitation — immediate patching required.
- Added to CISA KEV catalog — federal agencies must remediate by 2026-04-27.
Related ATT&CK Techniques
🛡️ Detection Rules
1 rules · 5 SIEM formats1 auto-generated detection rules for this incident, mapped to MITRE ATT&CK. Available in Sigma, Splunk SPL, Sentinel KQL, Elastic Lucene, and QRadar AQL.
Privilege Escalation Attempt Detection
Get this rule in your SIEM's native format — copy, paste, detect. No manual conversion.
1 Sigma rules mapped to the ATT&CK techniques from this breach — pick your SIEM and get a ready-to-paste query.
Get Detection Rules →Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2023-36424 | Vulnerability | CVE-2023-36424 |
Source & Attribution
| Source Platform | CISA |
| Channel | CISA KEV |
| Published | April 13, 2026 at 15:00 UTC |
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