CVE-2016-4539 (GCVE-0-2016-4539)

Vulnerability from cvelistv5 – Published: 2016-05-22 01:00 – Updated: 2024-08-06 00:32
VLAI
Summary
The xml_parse_into_struct function in ext/xml/xml.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 allows remote attackers to cause a denial of service (buffer under-read and segmentation fault) or possibly have unspecified other impact via crafted XML data in the second argument, leading to a parser level of zero.
Severity
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
debian CNA under the mitre root
CNA scorecard – unranked: 2 records in the last 180 days, 10 needed details
References
Date Public
2016-04-26 00:00
Show details on NVD website
To clipboard 

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              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The xml_parse_into_struct function in ext/xml/xml.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 allows remote attackers to cause a denial of service (buffer under-read and segmentation fault) or possibly have unspecified other impact via crafted XML data in the second argument, leading to a parser level of zero."
          },
          {
            "lang": "es",
            "value": "La funci\u00f3n xml_parse_into_struct en ext/xml/xml.c en PHP en versiones anteriores a 5.5.35, 5.6.x en versiones anteriores a 5.6.21 y 7.x en versiones anteriores a 7.0.6 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (lectura debajo de buffer y fallo de segmentaci\u00f3n) o posiblemente tener otro impacto no especificado a trav\u00e9s de un dato XML manipulado en el argumento segundo, encabezando un analizador de nivel cero."
          }
        ],
        "id": "CVE-2016-4539",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": true,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 7.5,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2016-05-22T01:59:23.870",
        "references": [
          {
            "source": "security@debian.org",
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html"
          },
          {
            "source": "security@debian.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html"
          },
          {
            "source": "security@debian.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Patch"
            ],
            "url": "http://php.net/ChangeLog-5.php"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Patch"
            ],
            "url": "http://php.net/ChangeLog-7.php"
          },
          {
            "source": "security@debian.org",
            "url": "http://rhn.redhat.com/errata/RHSA-2016-2750.html"
          },
          {
            "source": "security@debian.org",
            "url": "http://www.debian.org/security/2016/dsa-3602"
          },
          {
            "source": "security@debian.org",
            "url": "http://www.openwall.com/lists/oss-security/2016/05/05/21"
          },
          {
            "source": "security@debian.org",
            "url": "http://www.securityfocus.com/bid/90174"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Exploit"
            ],
            "url": "https://bugs.php.net/bug.php?id=72099"
          },
          {
            "source": "security@debian.org",
            "url": "https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=dccda88f27a084bcbbb30198ace12b4e7ae961cc"
          },
          {
            "source": "security@debian.org",
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731"
          },
          {
            "source": "security@debian.org",
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149"
          },
          {
            "source": "security@debian.org",
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722"
          },
          {
            "source": "security@debian.org",
            "url": "https://security.gentoo.org/glsa/201611-22"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://php.net/ChangeLog-5.php"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://php.net/ChangeLog-7.php"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://rhn.redhat.com/errata/RHSA-2016-2750.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2016/dsa-3602"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2016/05/05/21"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/90174"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit"
            ],
            "url": "https://bugs.php.net/bug.php?id=72099"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=dccda88f27a084bcbbb30198ace12b4e7ae961cc"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201611-22"
          }
        ],
        "sourceIdentifier": "security@debian.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-119"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-28T11:30:29+00:00",
      "cve": "CVE-2016-4539",
      "id": "CVE-2016-4539",
      "initial_release_date": "2016-04-25T00:00:00+00:00",
      "product_status:fixed": "251",
      "product_status:known_affected": "110",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "php: xml_parse_into_struct() can crash when XML parser is re-used",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-4539.json",
      "version": "3"
    }
  }
}



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