gsd-2017-9269
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
In libzypp before August 2018 GPG keys attached to YUM repositories were not correctly pinned, allowing malicious repository mirrors to silently downgrade to unsigned repositories with potential malicious content.
Aliases
Aliases
CVE-2017-9269


To clipboard 

{
  "GSD": {
    "alias": "CVE-2017-9269",
    "description": "In libzypp before August 2018 GPG keys attached to YUM repositories were not correctly pinned, allowing malicious repository mirrors to silently downgrade to unsigned repositories with potential malicious content.",
    "id": "GSD-2017-9269",
    "references": [
      "https://www.suse.com/security/cve/CVE-2017-9269.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-9269"
      ],
      "details": "In libzypp before August 2018 GPG keys attached to YUM repositories were not correctly pinned, allowing malicious repository mirrors to silently downgrade to unsigned repositories with potential malicious content.",
      "id": "GSD-2017-9269",
      "modified": "2023-12-13T01:21:07.286677Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@microfocus.com",
        "DATE_PUBLIC": "2017-08-03T00:00:00.000Z",
        "ID": "CVE-2017-9269",
        "STATE": "PUBLIC",
        "TITLE": "lack of keypinning in libzypp could lead to repository switching"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "libzypp",
                    "version": {
                      "version_data": [
                        {
                          "affected": "\u003c",
                          "version_value": "201808"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "SUSE"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Moritz Duge and Till Doerges from PRESENSE"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "In libzypp before August 2018 GPG keys attached to YUM repositories were not correctly pinned, allowing malicious repository mirrors to silently downgrade to unsigned repositories with potential malicious content."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 7.7,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L",
          "version": "3.0"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Malicious mirrors could downgrade repositories from trusted signed repositories to unsigned malicious repositories."
              }
            ]
          },
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-757"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "SUSE-SU-2017:2040",
            "refsource": "SUSE",
            "url": "https://lists.opensuse.org/opensuse-security-announce/2017-08/msg00002.html"
          },
          {
            "name": "https://bugzilla.suse.com/show_bug.cgi?id=1045735",
            "refsource": "CONFIRM",
            "url": "https://bugzilla.suse.com/show_bug.cgi?id=1045735"
          },
          {
            "name": "https://www.suse.com/de-de/security/cve/CVE-2017-9269/",
            "refsource": "CONFIRM",
            "url": "https://www.suse.com/de-de/security/cve/CVE-2017-9269/"
          }
        ]
      },
      "source": {
        "defect": [
          "https://bugzilla.suse.com/show_bug.cgi?id=1045735"
        ],
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:opensuse:libzypp:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "security@suse.com",
          "ID": "CVE-2017-9269"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "In libzypp before August 2018 GPG keys attached to YUM repositories were not correctly pinned, allowing malicious repository mirrors to silently downgrade to unsigned repositories with potential malicious content."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-20"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.suse.com/de-de/security/cve/CVE-2017-9269/",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://www.suse.com/de-de/security/cve/CVE-2017-9269/"
            },
            {
              "name": "SUSE-SU-2017:2040",
              "refsource": "SUSE",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://lists.opensuse.org/opensuse-security-announce/2017-08/msg00002.html"
            },
            {
              "name": "https://bugzilla.suse.com/show_bug.cgi?id=1045735",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking"
              ],
              "url": "https://bugzilla.suse.com/show_bug.cgi?id=1045735"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "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,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "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
        }
      },
      "lastModifiedDate": "2019-10-09T23:30Z",
      "publishedDate": "2018-03-01T20:29Z"
    }
  }
}


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