FKIE_CVE-2017-12933

Vulnerability from fkie_nvd - Published: 2017-08-18 03:29 - Updated: 2025-04-20 01:37
Severity ?
9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
The finish_nested_data function in ext/standard/var_unserializer.re in PHP before 5.6.31, 7.0.x before 7.0.21, and 7.1.x before 7.1.7 is prone to a buffer over-read while unserializing untrusted data. Exploitation of this issue can have an unspecified impact on the integrity of PHP.
References
cve@mitre.orghttp://php.net/ChangeLog-5.phpRelease Notes, Vendor Advisory
cve@mitre.orghttp://php.net/ChangeLog-7.phpRelease Notes, Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/99490Third Party Advisory, VDB Entry
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:1296
cve@mitre.orghttps://bugs.php.net/bug.php?id=74111Vendor Advisory
cve@mitre.orghttps://usn.ubuntu.com/3566-1/
cve@mitre.orghttps://usn.ubuntu.com/3566-2/
cve@mitre.orghttps://www.debian.org/security/2018/dsa-4080
cve@mitre.orghttps://www.debian.org/security/2018/dsa-4081
af854a3a-2127-422b-91ae-364da2661108http://php.net/ChangeLog-5.phpRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://php.net/ChangeLog-7.phpRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/99490Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:1296
af854a3a-2127-422b-91ae-364da2661108https://bugs.php.net/bug.php?id=74111Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3566-1/
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3566-2/
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4080
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4081
Impacted products
Vendor Product Version
php php *
php php 7.0.0
php php 7.0.1
php php 7.0.2
php php 7.0.3
php php 7.0.4
php php 7.0.5
php php 7.0.6
php php 7.0.7
php php 7.0.8
php php 7.0.9
php php 7.0.10
php php 7.0.11
php php 7.0.12
php php 7.0.13
php php 7.0.14
php php 7.0.15
php php 7.0.16
php php 7.0.17
php php 7.0.18
php php 7.0.19
php php 7.0.20
php php 7.1.0
php php 7.1.1
php php 7.1.2
php php 7.1.3
php php 7.1.4
php php 7.1.5
php php 7.1.6
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "399EA21A-9B46-4F4F-9A33-4DC557B11743",
              "versionEndIncluding": "5.6.30",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "DB6890AF-8A0A-46EE-AAD5-CF9AAE14A321",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "6B90B947-7B54-47F3-9637-2F4AC44079EE",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "35848414-BD5D-4164-84DC-61ABBB1C4152",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "2B1F8402-8551-4F66-A9A7-81D472AB058E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "7A773E8E-48CD-4D35-A0FD-629BD9334486",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*",
              "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
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.13:*:*:*:*:*:*:*",
              "matchCriteriaId": "7BEB6696-14F9-4D9B-9974-B682FFBB828E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.14:*:*:*:*:*:*:*",
              "matchCriteriaId": "04146390-021D-4147-9830-9EAA90D120A7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.15:*:*:*:*:*:*:*",
              "matchCriteriaId": "5B124547-DC1D-4A92-B8AB-8A1900063786",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.16:*:*:*:*:*:*:*",
              "matchCriteriaId": "F45B2127-CF3D-4D59-9042-AE6DF2908319",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.17:*:*:*:*:*:*:*",
              "matchCriteriaId": "29A450E3-931F-4487-A76D-80A38210297A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.18:*:*:*:*:*:*:*",
              "matchCriteriaId": "C099A0C4-883D-42ED-8359-FFD3ADD692A3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.19:*:*:*:*:*:*:*",
              "matchCriteriaId": "ABD07432-5A23-491E-892E-42F0F58307D0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.20:*:*:*:*:*:*:*",
              "matchCriteriaId": "19627ECC-9342-4917-8FCC-7757339E3242",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.1.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "0C68AA43-ED90-4B98-A5F8-4E210C2CC7CD",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.1.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "2466D297-9442-40B0-A1A7-F9D166396CF8",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.1.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "EADBF7EE-18DC-49F9-BF2F-A09BBAE76F45",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.1.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "1726E9B6-A7FA-402B-A911-0CE81C623087",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.1.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "C3670FF7-2CA3-41A4-92FE-0123497E4E87",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.1.5:*:*:*:*:*:*:*",
              "matchCriteriaId": "1C22CE03-DFE5-4CD3-B229-10B219A55434",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.1.6:*:*:*:*:*:*:*",
              "matchCriteriaId": "C258AF27-84DF-4FC3-A651-1349BB567FB9",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The finish_nested_data function in ext/standard/var_unserializer.re in PHP before 5.6.31, 7.0.x before 7.0.21, and 7.1.x before 7.1.7 is prone to a buffer over-read while unserializing untrusted data. Exploitation of this issue can have an unspecified impact on the integrity of PHP."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n finish_nested_data en ext/standard/var_unserializer.re en PHP en versiones anteriores a la 5.6.31, versiones 7.0.x anteriores a la 7.0.21 y versiones 7.1.x anteriores a la 7.1.7 es propenso a sufrir un buffer over-read al deserializar datos que no son de confianza. La explotaci\u00f3n de este problema puede tener un impacto sin especificar en la integridad de PHP."
    }
  ],
  "id": "CVE-2017-12933",
  "lastModified": "2025-04-20T01:37:25.860",
  "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": "2017-08-18T03:29:00.230",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "http://php.net/ChangeLog-5.php"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "http://php.net/ChangeLog-7.php"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/99490"
    },
    {
      "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=74111"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://usn.ubuntu.com/3566-1/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://usn.ubuntu.com/3566-2/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://www.debian.org/security/2018/dsa-4080"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://www.debian.org/security/2018/dsa-4081"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "http://php.net/ChangeLog-5.php"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "http://php.net/ChangeLog-7.php"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/99490"
    },
    {
      "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=74111"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/3566-1/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/3566-2/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.debian.org/security/2018/dsa-4080"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.debian.org/security/2018/dsa-4081"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.