GSD-2017-6519

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
avahi-daemon in Avahi through 0.6.32 and 0.7 inadvertently responds to IPv6 unicast queries with source addresses that are not on-link, which allows remote attackers to cause a denial of service (traffic amplification) and may cause information leakage by obtaining potentially sensitive information from the responding device via port-5353 UDP packets. NOTE: this may overlap CVE-2015-2809.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2017-6519",
    "description": "avahi-daemon in Avahi through 0.6.32 and 0.7 inadvertently responds to IPv6 unicast queries with source addresses that are not on-link, which allows remote attackers to cause a denial of service (traffic amplification) and may cause information leakage by obtaining potentially sensitive  information from the responding device via port-5353 UDP packets.  NOTE: this may overlap CVE-2015-2809.",
    "id": "GSD-2017-6519",
    "references": [
      "https://www.suse.com/security/cve/CVE-2017-6519.html",
      "https://access.redhat.com/errata/RHSA-2020:1176",
      "https://ubuntu.com/security/CVE-2017-6519",
      "https://advisories.mageia.org/CVE-2017-6519.html",
      "https://linux.oracle.com/cve/CVE-2017-6519.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-6519"
      ],
      "details": "avahi-daemon in Avahi through 0.6.32 and 0.7 inadvertently responds to IPv6 unicast queries with source addresses that are not on-link, which allows remote attackers to cause a denial of service (traffic amplification) and may cause information leakage by obtaining potentially sensitive  information from the responding device via port-5353 UDP packets.  NOTE: this may overlap CVE-2015-2809.",
      "id": "GSD-2017-6519",
      "modified": "2023-12-13T01:21:10.261095Z",
      "schema_version": "1.4.0"
    }
  },
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          }
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          {
            "name": "https://github.com/lathiat/avahi/issues/203#issuecomment-449536790",
            "refsource": "MISC",
            "url": "https://github.com/lathiat/avahi/issues/203#issuecomment-449536790"
          },
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          },
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            "refsource": "MLIST",
            "url": "https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0@%3Cissues.bookkeeper.apache.org%3E"
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    },
    "nvd.nist.gov": {
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              },
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              "value": "avahi-daemon in Avahi through 0.6.32 and 0.7 inadvertently responds to IPv6 unicast queries with source addresses that are not on-link, which allows remote attackers to cause a denial of service (traffic amplification) and may cause information leakage by obtaining potentially sensitive  information from the responding device via port-5353 UDP packets.  NOTE: this may overlap CVE-2015-2809."
            }
          ]
        },
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                  "value": "CWE-346"
                }
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        },
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          "reference_data": [
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              "name": "https://www.secfu.net/advisories",
              "refsource": "MISC",
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            },
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            },
            {
              "name": "https://github.com/lathiat/avahi/issues/203#issuecomment-449536790",
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            },
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              "refsource": "MISC",
              "tags": [
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            },
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            },
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              "tags": [],
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "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,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.2
        }
      },
      "lastModifiedDate": "2020-07-29T12:15Z",
      "publishedDate": "2017-05-01T01:59Z"
    }
  }
}



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