CVE-2018-7186

{"id": "CVE-2018-7186", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": true, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2018-02-16T16:29:00.160", "references": [{"url": "https://bugs.debian.org/890548", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/DanBloomberg/leptonica/commit/ee301cb2029db8a6289c5295daa42bba7715e99a", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00005.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts/2018/02/msg00054.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/202312-01", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Leptonica before 1.75.3 does not limit the number of characters in a %s format argument to fscanf or sscanf, which allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a long string, as demonstrated by the gplotRead and ptaReadStream functions."}, {"lang": "es", "value": "Leptonica, en versiones anteriores a la 1.75.3, no limita el n\u00famero de caracteres en un argumento de formato %s en fscanf o sscanf, lo que permite que atacantes remotos provoquen una denegaci\u00f3n de servicio (desbordamiento de b\u00fafer basado en pila) o que puedan causar otro tipo de impacto sin especificar mediante una cadena larga. Esto se demuestra mediante las funciones gplotRead y ptaReadStream."}], "lastModified": "2023-12-18T08:15:06.603", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:leptonica:leptonica:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "92955A0B-68B2-4832-BE97-A6FAE66F1753", "versionEndExcluding": "1.75.3"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}