CVE-2018-1000636

{"id": "CVE-2018-1000636", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2018-08-20T19:31:33.717", "references": [{"url": "https://github.com/jerryscript-project/jerryscript/issues/2435", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "JerryScript version Tested on commit f86d7459d195c8ba58479d1861b0cc726c8b3793. Analysing history it seems that the issue has been present since commit 64a340ffeb8809b2b66bbe32fd443a8b79fdd860 contains a CWE-476: NULL Pointer Dereference vulnerability in Triggering undefined behavior at jerry-core/ecma/builtin-objects/typedarray/ecma-builtin-typedarray-prototype.c:598 (passing NULL to memcpy as 2nd argument) results in null pointer dereference (segfault) at jerry-core/jmem/jmem-heap.c:463 that can result in Crash due to segmentation fault. This attack appear to be exploitable via The victim must execute specially crafted javascript code. This vulnerability appears to have been fixed in after commit 87897849f6879df10e8ad68a41bf8cf507edf710."}, {"lang": "es", "value": "Versi\u00f3n de JerryScript analizada en el commit con ID f86d7459d195c8ba58479d1861b0cc726c8b3793. Al analizar el historial, parece que el problema est\u00e1 presente desde el commit con ID 64a340ffeb8809b2b66bbe32fd443a8b79fdd860 que contiene una vulnerabilidad CWE-476: Desreferencia de puntero NULL que desencadena un comportamiento no definido en jerry-core/ecma/builtin-objects/typedarray/ecma-builtin-typedarray-prototype.c:598 (pasando NULL a memcpy como segundo argumento), lo que resulta en una desreferencia de puntero NULL (segfault) en jerry-core/jmem/jmem-heap.c:463 y que puede resultar en un cierre inesperado debido a un fallo de segmentaci\u00f3n. El ataque parece ser explotable si una v\u00edctima abre un c\u00f3digo JavaScript especialmente manipulado. La vulnerabilidad parece haber sido solucionada tras el commit con ID 87897849f6879df10e8ad68a41bf8cf507edf710."}], "lastModified": "2018-11-07T19:42:52.560", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:jerryscript:jerryscript:1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A6CCB68A-559D-430C-BD80-B6AFE8EF3FE6"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}