CVE-2025-63929

{"id": "CVE-2025-63929", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2025-11-12T19:15:37.890", "references": [{"url": "https://github.com/airpig2011/IEC104/issues/21", "tags": ["Exploit", "Issue Tracking"], "source": "cve@mitre.org"}, {"url": "https://songsong.host/mybugs/CVE-2025-63929.html", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "A null pointer dereference vulnerability exists in airpig2011 IEC104 thru Commit be6d841 (2019-07-08). When multiple threads enqueue elements concurrently via IEC10X_PrioEnQueue, the function may dereference a null or freed queue pointer, resulting in a segmentation fault and potential denial-of-service."}], "lastModified": "2026-01-14T19:33:32.593", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:airpig2011:iec104:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "60BCC559-A4AB-44D5-8297-727AD7226919", "versionEndIncluding": "2019-07-08"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}