CVE-2017-9048

{"id": "CVE-2017-9048", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": true, "impactScore": 2.9, "baseSeverity": "MEDIUM", "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": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/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}]}, "published": "2017-05-18T06:29:00.433", "references": [{"url": "http://www.debian.org/security/2017/dsa-3952", "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2017/05/15/1", "tags": ["Exploit", "Mailing List", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/98556", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E", "source": "cve@mitre.org"}, {"url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E", "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/201711-01", "source": "cve@mitre.org"}, {"url": "http://www.debian.org/security/2017/dsa-3952", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2017/05/15/1", "tags": ["Exploit", "Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/98556", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/201711-01", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a stack-based buffer overflow. The function xmlSnprintfElementContent in valid.c is supposed to recursively dump the element content definition into a char buffer 'buf' of size 'size'. At the end of the routine, the function may strcat two more characters without checking whether the current strlen(buf) + 2 < size. This vulnerability causes programs that use libxml2, such as PHP, to crash."}, {"lang": "es", "value": "En libxml2 versi\u00f3n 20904-GITv2.9.4-16-g0741801 es vulnerable a un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria. La funci\u00f3n xmlSnprintfElementContent en el archivo valid.c debe volcar recursivamente la definici\u00f3n del contenido del elemento en un b\u00fafer de caracteres 'buf' de tama\u00f1o 'tama\u00f1o'. Al final de la rutina, la funci\u00f3n puede representar dos caracteres m\u00e1s sin comprobar si el actual strlen(buf) + 2 es menor que size. Esta vulnerabilidad causa que los programas que usan libxml2, como PHP, se bloqueen."}], "lastModified": "2024-11-21T03:35:13.050", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:xmlsoft:libxml2:2.9.4:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "430C1FDF-1239-4FF2-B5A4-8CED209B8036"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}