cve-2015-1798
Vulnerability from cvelistv5
Published
2015-04-08 10:00
Modified
2024-08-06 04:54
Severity ?
Summary
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.
References
secalert@redhat.comhttp://bugs.ntp.org/show_bug.cgi?id=2779
secalert@redhat.comhttp://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-April/155863.html
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-April/155864.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2015-04/msg00052.html
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=143213867103400&w=2
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2015-1459.html
secalert@redhat.comhttp://support.apple.com/kb/HT204942
secalert@redhat.comhttp://support.ntp.org/bin/view/Main/SecurityNotice#Recent_VulnerabilitiesVendor Advisory
secalert@redhat.comhttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150408-ntpd
secalert@redhat.comhttp://tools.cisco.com/security/center/viewAlert.x?alertId=38276
secalert@redhat.comhttp://www.debian.org/security/2015/dsa-3223
secalert@redhat.comhttp://www.kb.cert.org/vuls/id/374268Third Party Advisory, US Government Resource
secalert@redhat.comhttp://www.mandriva.com/security/advisories?name=MDVSA-2015:202
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
secalert@redhat.comhttp://www.securityfocus.com/bid/73951
secalert@redhat.comhttp://www.securitytracker.com/id/1032032
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2567-1
secalert@redhat.comhttps://kc.mcafee.com/corporate/index?page=content&id=SB10114
secalert@redhat.comhttps://security.gentoo.org/glsa/201509-01
Impacted products
n/an/a
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T04:54:16.002Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "1032032",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1032032"
          },
          {
            "name": "USN-2567-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "http://www.ubuntu.com/usn/USN-2567-1"
          },
          {
            "name": "VU#374268",
            "tags": [
              "third-party-advisory",
              "x_refsource_CERT-VN",
              "x_transferred"
            ],
            "url": "http://www.kb.cert.org/vuls/id/374268"
          },
          {
            "name": "SSRT102029",
            "tags": [
              "vendor-advisory",
              "x_refsource_HP",
              "x_transferred"
            ],
            "url": "http://marc.info/?l=bugtraq\u0026m=143213867103400\u0026w=2"
          },
          {
            "name": "FEDORA-2015-5761",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155864.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10114"
          },
          {
            "name": "FEDORA-2015-5874",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155863.html"
          },
          {
            "name": "APPLE-SA-2015-06-30-2",
            "tags": [
              "vendor-advisory",
              "x_refsource_APPLE",
              "x_transferred"
            ],
            "url": "http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html"
          },
          {
            "name": "openSUSE-SU-2015:0775",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2015-04/msg00052.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"
          },
          {
            "name": "GLSA-201509-01",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201509-01"
          },
          {
            "name": "20150408 Network Time Protocol Daemon MAC Checking Failure Authentication Bypass Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=38276"
          },
          {
            "name": "HPSBUX03333",
            "tags": [
              "vendor-advisory",
              "x_refsource_HP",
              "x_transferred"
            ],
            "url": "http://marc.info/?l=bugtraq\u0026m=143213867103400\u0026w=2"
          },
          {
            "name": "MDVSA-2015:202",
            "tags": [
              "vendor-advisory",
              "x_refsource_MANDRIVA",
              "x_transferred"
            ],
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:202"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html"
          },
          {
            "name": "73951",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/73951"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://support.apple.com/kb/HT204942"
          },
          {
            "name": "RHSA-2015:1459",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2015-1459.html"
          },
          {
            "name": "20150408 Multiple Vulnerabilities in ntpd (April 2015) Affecting Cisco Products",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150408-ntpd"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://bugs.ntp.org/show_bug.cgi?id=2779"
          },
          {
            "name": "DSA-3223",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2015/dsa-3223"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2015-04-07T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-01-04T19:57:01",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "1032032",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1032032"
        },
        {
          "name": "USN-2567-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "http://www.ubuntu.com/usn/USN-2567-1"
        },
        {
          "name": "VU#374268",
          "tags": [
            "third-party-advisory",
            "x_refsource_CERT-VN"
          ],
          "url": "http://www.kb.cert.org/vuls/id/374268"
        },
        {
          "name": "SSRT102029",
          "tags": [
            "vendor-advisory",
            "x_refsource_HP"
          ],
          "url": "http://marc.info/?l=bugtraq\u0026m=143213867103400\u0026w=2"
        },
        {
          "name": "FEDORA-2015-5761",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155864.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10114"
        },
        {
          "name": "FEDORA-2015-5874",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155863.html"
        },
        {
          "name": "APPLE-SA-2015-06-30-2",
          "tags": [
            "vendor-advisory",
            "x_refsource_APPLE"
          ],
          "url": "http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html"
        },
        {
          "name": "openSUSE-SU-2015:0775",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2015-04/msg00052.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"
        },
        {
          "name": "GLSA-201509-01",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201509-01"
        },
        {
          "name": "20150408 Network Time Protocol Daemon MAC Checking Failure Authentication Bypass Vulnerability",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=38276"
        },
        {
          "name": "HPSBUX03333",
          "tags": [
            "vendor-advisory",
            "x_refsource_HP"
          ],
          "url": "http://marc.info/?l=bugtraq\u0026m=143213867103400\u0026w=2"
        },
        {
          "name": "MDVSA-2015:202",
          "tags": [
            "vendor-advisory",
            "x_refsource_MANDRIVA"
          ],
          "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:202"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html"
        },
        {
          "name": "73951",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/73951"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://support.apple.com/kb/HT204942"
        },
        {
          "name": "RHSA-2015:1459",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2015-1459.html"
        },
        {
          "name": "20150408 Multiple Vulnerabilities in ntpd (April 2015) Affecting Cisco Products",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150408-ntpd"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://bugs.ntp.org/show_bug.cgi?id=2779"
        },
        {
          "name": "DSA-3223",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2015/dsa-3223"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2015-1798",
    "datePublished": "2015-04-08T10:00:00",
    "dateReserved": "2015-02-17T00:00:00",
    "dateUpdated": "2024-08-06T04:54:16.002Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2015-1798\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2015-04-08T10:59:04.610\",\"lastModified\":\"2023-02-12T23:15:30.947\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"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.\"},{\"lang\":\"es\",\"value\":\"La caracter\u00edstica symmetric-key en la funci\u00f3n receive en ntp_proto.c en ntpd en NTP 4.x anterior a 4.2.8p2 requiere un MAC correcto \u00fanicamente si el campo MAC tiene una longitud que no sea cero, lo que facilita a atacantes man-in-the-middle falsificar paquetes mediante la omisi\u00f3n del MAC.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:A/AC:H/Au:N/C:N/I:P/A:N\",\"accessVector\":\"ADJACENT_NETWORK\",\"accessComplexity\":\"HIGH\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\",\"baseScore\":1.8},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":3.2,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-17\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.2.7p444\",\"matchCriteriaId\":\"E538FCAE-3E2C-4EA8-A74F-ABF47652C15C\"}]}]}],\"references\":[{\"url\":\"http://bugs.ntp.org/show_bug.cgi?id=2779\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155863.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155864.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2015-04/msg00052.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://marc.info/?l=bugtraq\u0026m=143213867103400\u0026w=2\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2015-1459.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://support.apple.com/kb/HT204942\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150408-ntpd\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://tools.cisco.com/security/center/viewAlert.x?alertId=38276\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.debian.org/security/2015/dsa-3223\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.kb.cert.org/vuls/id/374268\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2015:202\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.securityfocus.com/bid/73951\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.securitytracker.com/id/1032032\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2567-1\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10114\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://security.gentoo.org/glsa/201509-01\",\"source\":\"secalert@redhat.com\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.