CVE-2025-63927

{"id": "CVE-2025-63927", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.0, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.5}]}, "published": "2025-11-12T19:15:37.677", "references": [{"url": "https://github.com/airpig2011/IEC104/issues/20", "tags": ["Exploit"], "source": "cve@mitre.org"}, {"url": "https://songsong.host/mybugs/CVE-2025-63927.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-122"}]}], "descriptions": [{"lang": "en", "value": "A heap-use-after-free vulnerability exists in airpig2011 IEC104 thru Commit be6d841 (2019-07-08). During multi-threaded client execution, the function Iec10x_Scheduled can access memory that has already been freed, potentially causing program crashes or undefined behavior. This may be exploited to trigger a denial-of-service or memory corruption."}], "lastModified": "2026-01-14T19:35:13.750", "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"}