gsd-2015-1798
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p2 requires a correct MAC only if the MAC field has a nonzero length, which makes it easier for man-in-the-middle attackers to spoof packets by omitting the MAC.
Aliases
Aliases
CVE-2015-1798


To clipboard 

{
  "GSD": {
    "alias": "CVE-2015-1798",
    "description": "The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p2 requires a correct MAC only if the MAC field has a nonzero length, which makes it easier for man-in-the-middle attackers to spoof packets by omitting the MAC.",
    "id": "GSD-2015-1798",
    "references": [
      "https://www.suse.com/security/cve/CVE-2015-1798.html",
      "https://www.debian.org/security/2015/dsa-3223",
      "https://access.redhat.com/errata/RHSA-2015:2231",
      "https://access.redhat.com/errata/RHSA-2015:1459",
      "https://ubuntu.com/security/CVE-2015-1798",
      "https://advisories.mageia.org/CVE-2015-1798.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2015-1798.html",
      "https://linux.oracle.com/cve/CVE-2015-1798.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2015-1798"
      ],
      "details": "The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p2 requires a correct MAC only if the MAC field has a nonzero length, which makes it easier for man-in-the-middle attackers to spoof packets by omitting the MAC.",
      "id": "GSD-2015-1798",
      "modified": "2023-12-13T01:20:05.383620Z",
      "schema_version": "1.4.0"
    }
  },
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    },
    "nvd.nist.gov": {
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            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "4.2.7p444",
                "vulnerable": true
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "HIGH",
            "accessVector": "ADJACENT_NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 1.8,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:A/AC:H/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.2,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2023-02-12T23:15Z",
      "publishedDate": "2015-04-08T10:59Z"
    }
  }
}


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