CVE-2018-20197

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:audiocoding:freeware_advanced_audio_decoder_2:2.8.8:*:*:*:*:*:*:*", "matchCriteriaId": "BED01953-4703-4DDA-A93A-DE055A5C651D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "There is a stack-based buffer underflow in the third instance of the calculate_gain function in libfaad/sbr_hfadj.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. A crafted input will lead to a denial of service or possibly unspecified other impact because limiting the additional noise energy level is mishandled for the G_max > G case."}, {"lang": "es", "value": "Hay un subdesbordamiento de b\u00fafer basado en pila en la tercera instancia de la funci\u00f3n calculate_gain en libfaad/sbr_hfadj.c en Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. Una entrada manipulada conducir\u00e1 a una denegaci\u00f3n de servicio (DoS) o, posiblemente, otro tipo de impacto sin especificar. Esto se debe a que el nivel de energ\u00eda adicional de ruido se gestiona de manera incorrecta para el caso G_max > G."}], "id": "CVE-2018-20197", "lastModified": "2026-06-17T01:52:26.783", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-12-18T01:29:00.410", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/knik0/faad2/issues/20"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00022.html"}, {"source": "cve@mitre.org", "url": "https://seclists.org/bugtraq/2019/Sep/28"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/202006-17"}, {"source": "cve@mitre.org", "url": "https://www.debian.org/security/2019/dsa-4522"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/knik0/faad2/issues/20"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00022.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://seclists.org/bugtraq/2019/Sep/28"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202006-17"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.debian.org/security/2019/dsa-4522"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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