CVE-2016-9934 (GCVE-0-2016-9934)

Vulnerability from cvelistv5 – Published: 2017-01-04 20:00 – Updated: 2024-08-06 03:07
VLAI
Summary
ext/wddx/wddx.c in PHP before 5.6.28 and 7.x before 7.0.13 allows remote attackers to cause a denial of service (NULL pointer dereference) via crafted serialized data in a wddxPacket XML document, as demonstrated by a PDORow string.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
Date Public
2016-12-08 00:00
Show details on NVD website
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                    "matchCriteriaId": "FC492340-79AF-4676-A161-079A97EC6F0C",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F1C2D8FE-C380-4B43-B634-A3DBA4700A71",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3EB58393-0C10-413C-8D95-6BAA8BC19A1B",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*",
                    "matchCriteriaId": "751F51CA-9D88-4971-A6EC-8C0B72E8E22B",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*",
                    "matchCriteriaId": "37B74118-8FC2-44CB-9673-A83DF777B2E6",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:*",
                    "matchCriteriaId": "4D56A200-1477-40DA-9444-CFC946157C69",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:7.0.11:*:*:*:*:*:*:*",
                    "matchCriteriaId": "FD0D1CCC-A857-4C15-899E-08F9255CEE34",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:php:php:7.0.12:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6745CC43-2836-4CD8-848F-EEA08AE9D5AC",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "ext/wddx/wddx.c in PHP before 5.6.28 and 7.x before 7.0.13 allows remote attackers to cause a denial of service (NULL pointer dereference) via crafted serialized data in a wddxPacket XML document, as demonstrated by a PDORow string."
          },
          {
            "lang": "es",
            "value": "ext/wddx/wddx.c en PHP en versiones anteriores a 5.6.28 y 7.x en versiones anteriores a 7.0.13 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (referencia a puntero NULL) a trav\u00e9s datos serializados manipulados en un documento wddxPacket XML, como se demuestra por una cadena PDORow."
          }
        ],
        "id": "CVE-2016-9934",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": true,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 5.0,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2017-01-04T20:59:00.527",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2016-12/msg00142.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2016/12/12/2"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://www.php.net/ChangeLog-5.php"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://www.php.net/ChangeLog-7.php"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/bid/94845"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://access.redhat.com/errata/RHSA-2018:1296"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://bugs.php.net/bug.php?id=73331"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://github.com/php/php-src/commit/6045de69c7dedcba3eadf7c4bba424b19c81d00d"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
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          },
          {
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            "url": "http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2016/12/12/2"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://www.php.net/ChangeLog-5.php"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://www.php.net/ChangeLog-7.php"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/94845"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://access.redhat.com/errata/RHSA-2018:1296"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://bugs.php.net/bug.php?id=73331"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://github.com/php/php-src/commit/6045de69c7dedcba3eadf7c4bba424b19c81d00d"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-476"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-28T11:35:10+00:00",
      "cve": "CVE-2016-9934",
      "id": "CVE-2016-9934",
      "initial_release_date": "2016-01-01T00:00:00+00:00",
      "product_status:fixed": "254",
      "product_status:known_affected": "87",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "php: NULL Pointer Dereference in WDDX Packet Deserialization with PDORow",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-9934.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-01T02:07:32Z",
      "cve": "CVE-2016-9934",
      "id": "CVE-2016-9934",
      "initial_release_date": "2023-02-15T04:54:41Z",
      "product_status:known_affected": "1261",
      "product_status:recommended": "1515",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2016-9934",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-9934.json",
      "version": "12"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.