CVE-2023-1999

{"id": "CVE-2023-1999", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "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}, {"type": "Secondary", "source": "cve-coordination@google.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.6}]}, "published": "2023-06-20T12:15:09.600", "references": [{"url": "https://chromium.googlesource.com/webm/libwebp", "tags": ["Product"], "source": "cve-coordination@google.com"}, {"url": "https://security.gentoo.org/glsa/202309-05", "source": "cve-coordination@google.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-415"}, {"lang": "en", "value": "CWE-416"}]}, {"type": "Secondary", "source": "cve-coordination@google.com", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "There exists a use after free/double free in libwebp. An attacker can use the\u00a0ApplyFiltersAndEncode() function and loop through to free best.bw and assign best = trial pointer. The second loop will then return 0 because of an Out of memory error in VP8 encoder, the pointer is still assigned to trial and the AddressSanitizer will attempt a double free.\u00a0\n"}, {"lang": "es", "value": "Existe un Use After Free/Double Free en libwebp. Un atacante puede usar la funci\u00f3n ApplyFiltersAndEncode() y hacer un bucle para liberar best.bw y asignar best = puntero trial. El segundo bucle devolver\u00e1 0 debido a un error de memoria insuficiente en el codificador VP8, el puntero sigue asignado a trial y el AddressSanitizer intentar\u00e1 un doble free."}], "lastModified": "2023-09-17T09:15:12.183", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:webmproject:libwebp:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "17956DAA-EA1F-40A8-8B19-EFBFDBC36DCA", "versionEndExcluding": "1.3.1", "versionStartIncluding": "0.4.2"}], "operator": "OR"}]}], "sourceIdentifier": "cve-coordination@google.com"}