fkie_cve-2021-3578
Vulnerability from fkie_nvd
Published
2022-02-16 19:15
Modified
2024-11-21 06:21
Summary
A flaw was found in mbsync before v1.3.6 and v1.4.2, where an unchecked pointer cast allows a malicious or compromised server to write an arbitrary integer value past the end of a heap-allocated structure by issuing an unexpected APPENDUID response. This could be plausibly exploited for remote code execution on the client.
References
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2021/06/07/1Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1961710Not Applicable
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1967397Issue Tracking, Patch, Third Party Advisory
secalert@redhat.comhttps://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/Not Applicable
secalert@redhat.comhttps://lists.debian.org/debian-lts-announce/2022/07/msg00001.htmlMailing List, Third Party Advisory
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RPIDLIJKNRJHUVBCL7QGAPAAVPIHQGXK/
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U75UFEWRAZYKVL5NHMPBUOLWN3WXTOEI/
secalert@redhat.comhttps://security.gentoo.org/glsa/202208-15Third Party Advisory
secalert@redhat.comhttps://www.openwall.com/lists/oss-security/2021/06/07/1Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2021/06/07/1Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1961710Not Applicable
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1967397Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/Not Applicable
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/07/msg00001.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RPIDLIJKNRJHUVBCL7QGAPAAVPIHQGXK/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U75UFEWRAZYKVL5NHMPBUOLWN3WXTOEI/
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202208-15Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2021/06/07/1Mailing List, Patch, Third Party Advisory
Impacted products



{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:isync_project:isync:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "879A38BB-6BBD-4FD8-8056-03E94844ADA7",
              "versionEndExcluding": "1.3.6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:isync_project:isync:1.4.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "1A8DCCA0-9961-48EF-9877-DEA57BBACABA",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:isync_project:isync:1.4.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "6FA631E2-E61B-42CD-838C-2BA643FEE801",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
              "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
              "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in mbsync before v1.3.6 and v1.4.2, where an unchecked pointer cast allows a malicious or compromised server to write an arbitrary integer value past the end of a heap-allocated structure by issuing an unexpected APPENDUID response. This could be plausibly exploited for remote code execution on the client."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un fallo en mbsync versiones anteriores a v1.3.6 y v1.4.2, en el que un reparto de punteros no comprobado permite a un servidor malicioso o comprometido escribir un valor entero arbitrario m\u00e1s all\u00e1 del final de una estructura asignada a la pila emitiendo una respuesta APPENDUID no esperada. Esto podr\u00eda ser explotado de forma plausible para una ejecuci\u00f3n de c\u00f3digo remota en el cliente"
    }
  ],
  "id": "CVE-2021-3578",
  "lastModified": "2024-11-21T06:21:53.477",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-02-16T19:15:08.507",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
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        "Patch",
        "Third Party Advisory"
      ],
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    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Not Applicable"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1961710"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1967397"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Not Applicable"
      ],
      "url": "https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://lists.debian.org/debian-lts-announce/2022/07/msg00001.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RPIDLIJKNRJHUVBCL7QGAPAAVPIHQGXK/"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U75UFEWRAZYKVL5NHMPBUOLWN3WXTOEI/"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      "url": "https://security.gentoo.org/glsa/202208-15"
    },
    {
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      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
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    },
    {
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      "tags": [
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Not Applicable"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1961710"
    },
    {
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/"
    },
    {
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RPIDLIJKNRJHUVBCL7QGAPAAVPIHQGXK/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U75UFEWRAZYKVL5NHMPBUOLWN3WXTOEI/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "url": "https://security.gentoo.org/glsa/202208-15"
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    {
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      "tags": [
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    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-704"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-704"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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