FKIE_CVE-2020-7060

Vulnerability from fkie_nvd - Published: 2020-02-10 08:15 - Updated: 2024-11-21 05:36
Summary
When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.
References
security@php.nethttp://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.htmlMailing List, Third Party Advisory
security@php.nethttps://bugs.php.net/bug.php?id=79037Exploit, Patch, Vendor Advisory
security@php.nethttps://lists.debian.org/debian-lts-announce/2020/02/msg00030.htmlMailing List, Third Party Advisory
security@php.nethttps://seclists.org/bugtraq/2020/Feb/27Mailing List, Third Party Advisory
security@php.nethttps://seclists.org/bugtraq/2020/Feb/31Mailing List, Third Party Advisory
security@php.nethttps://seclists.org/bugtraq/2021/Jan/3Mailing List, Third Party Advisory
security@php.nethttps://security.gentoo.org/glsa/202003-57Third Party Advisory
security@php.nethttps://security.netapp.com/advisory/ntap-20200221-0002/Mailing List, Third Party Advisory
security@php.nethttps://usn.ubuntu.com/4279-1/Patch, Third Party Advisory
security@php.nethttps://www.debian.org/security/2020/dsa-4626Third Party Advisory
security@php.nethttps://www.debian.org/security/2020/dsa-4628Third Party Advisory
security@php.nethttps://www.oracle.com/security-alerts/cpuApr2021.htmlThird Party Advisory
security@php.nethttps://www.oracle.com/security-alerts/cpujul2020.htmlThird Party Advisory
security@php.nethttps://www.tenable.com/security/tns-2021-14Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugs.php.net/bug.php?id=79037Exploit, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/02/msg00030.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://seclists.org/bugtraq/2020/Feb/27Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://seclists.org/bugtraq/2020/Feb/31Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://seclists.org/bugtraq/2021/Jan/3Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202003-57Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20200221-0002/Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/4279-1/Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2020/dsa-4626Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2020/dsa-4628Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpuApr2021.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpujul2020.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.tenable.com/security/tns-2021-14Patch, Third Party Advisory
Impacted products

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0C8F023B-DDEF-48ED-9E3F-785F61636F98",
              "versionEndExcluding": "7.2.27",
              "versionStartIncluding": "7.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A4DF319B-F27D-44FC-BD7E-4022925E121D",
              "versionEndExcluding": "7.3.14",
              "versionStartIncluding": "7.3.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CF0A5CFA-33A0-4676-8A69-F0B3B4BC16A6",
              "versionEndExcluding": "7.4.2",
              "versionStartIncluding": "7.4.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "41DBA7C7-8084-45F6-B59D-13A9022C34DF",
              "versionEndExcluding": "5.19.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:oracle:communications_diameter_signaling_router:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2C2A0171-EAC8-4202-BA1D-2A9D9FE055E1",
              "versionEndIncluding": "8.4",
              "versionStartIncluding": "8.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "B620311B-34A3-48A6-82DF-6F078D7A4493",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash."
    },
    {
      "lang": "es",
      "value": "Cuando se usan determinadas funciones de mbstring para convertir codificaciones multibyte, en PHP versiones 7.2.x por debajo de 7.2.27, versiones 7.3.x por debajo de 7.3.14 y versiones 7.4.x por debajo de 7.4.2, es posible suministrar datos que causar\u00e1n que la funci\u00f3n mbfl_filt_conv_big5_wchar lea m\u00e1s all\u00e1 del buffer asignado. Esto puede conllevar a una divulgaci\u00f3n de informaci\u00f3n o bloqueo."
    }
  ],
  "id": "CVE-2020-7060",
  "lastModified": "2024-11-21T05:36:35.360",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.4,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.5,
        "source": "security@php.net",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-02-10T08:15:12.797",
  "references": [
    {
      "source": "security@php.net",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://bugs.php.net/bug.php?id=79037"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://lists.debian.org/debian-lts-announce/2020/02/msg00030.html"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://seclists.org/bugtraq/2020/Feb/27"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://seclists.org/bugtraq/2020/Feb/31"
    },
    {
      "source": "security@php.net",
      "tags": [
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      ],
      "url": "https://seclists.org/bugtraq/2021/Jan/3"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/202003-57"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
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    },
    {
      "source": "security@php.net",
      "tags": [
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        "Third Party Advisory"
      ],
      "url": "https://usn.ubuntu.com/4279-1/"
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    {
      "source": "security@php.net",
      "tags": [
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      ],
      "url": "https://www.debian.org/security/2020/dsa-4626"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Third Party Advisory"
      ],
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    },
    {
      "source": "security@php.net",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.oracle.com/security-alerts/cpuApr2021.html"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.oracle.com/security-alerts/cpujul2020.html"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://www.tenable.com/security/tns-2021-14"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
    {
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  ],
  "sourceIdentifier": "security@php.net",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "security@php.net",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • 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.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
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