cve-2001-1476
Vulnerability from cvelistv5
Published
2005-04-21 04:00
Modified
2024-08-08 04:58
Severity ?
Summary
SSH before 2.0, with RC4 encryption and the "disallow NULL passwords" option enabled, makes it easier for remote attackers to guess portions of user passwords by replaying user sessions with certain modifications, which trigger different messages depending on whether the guess is correct or not.
Impacted products
Vendor Product Version
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-08T04:58:11.320Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "ssh-rc4-replay-conversation(6490)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/6490"
          },
          {
            "name": "VU#565052",
            "tags": [
              "third-party-advisory",
              "x_refsource_CERT-VN",
              "x_transferred"
            ],
            "url": "http://www.kb.cert.org/vuls/id/565052"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2001-01-18T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "SSH before 2.0, with RC4 encryption and the \"disallow NULL passwords\" option enabled, makes it easier for remote attackers to guess portions of user passwords by replaying user sessions with certain modifications, which trigger different messages depending on whether the guess is correct or not."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-07-10T14:57:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "ssh-rc4-replay-conversation(6490)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/6490"
        },
        {
          "name": "VU#565052",
          "tags": [
            "third-party-advisory",
            "x_refsource_CERT-VN"
          ],
          "url": "http://www.kb.cert.org/vuls/id/565052"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2001-1476",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "SSH before 2.0, with RC4 encryption and the \"disallow NULL passwords\" option enabled, makes it easier for remote attackers to guess portions of user passwords by replaying user sessions with certain modifications, which trigger different messages depending on whether the guess is correct or not."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "ssh-rc4-replay-conversation(6490)",
              "refsource": "XF",
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/6490"
            },
            {
              "name": "VU#565052",
              "refsource": "CERT-VN",
              "url": "http://www.kb.cert.org/vuls/id/565052"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2001-1476",
    "datePublished": "2005-04-21T04:00:00",
    "dateReserved": "2005-04-21T00:00:00",
    "dateUpdated": "2024-08-08T04:58:11.320Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:ssh:ssh:1.2.24:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B0EDBA45-FDEE-4D4B-A6FF-7E953B523DAE\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:ssh:ssh:1.2.25:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"7AF5BDEF-E86B-4F4D-AF6D-B27044A96B1E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:ssh:ssh:1.2.26:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"7D0FF07F-E13B-425F-9892-C50B326B2944\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:ssh:ssh:1.2.27:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"338EDA76-05D6-48C0-952E-6244A5F206F3\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:ssh:ssh:1.2.28:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"F719468E-A218-4EB5-9F8D-7841E84F44C8\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:ssh:ssh:1.2.29:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"1E4FCD36-0009-4A93-A190-8FDD11C672CA\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:ssh:ssh:1.2.30:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"71727854-1B75-465F-AF8C-DFE6EFF46B40\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:ssh:ssh:1.2.31:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"64B76EA2-D3A6-4751-ADE6-998C2A7B44FA\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"SSH before 2.0, with RC4 encryption and the \\\"disallow NULL passwords\\\" option enabled, makes it easier for remote attackers to guess portions of user passwords by replaying user sessions with certain modifications, which trigger different messages depending on whether the guess is correct or not.\"}]",
      "id": "CVE-2001-1476",
      "lastModified": "2024-11-20T23:37:47.110",
      "metrics": "{\"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 7.5, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"HIGH\", \"exploitabilityScore\": 10.0, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": true, \"userInteractionRequired\": false}]}",
      "published": "2001-01-18T05:00:00.000",
      "references": "[{\"url\": \"http://www.kb.cert.org/vuls/id/565052\", \"source\": \"cve@mitre.org\", \"tags\": [\"Exploit\", \"Patch\", \"US Government Resource\"]}, {\"url\": \"https://exchange.xforce.ibmcloud.com/vulnerabilities/6490\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.kb.cert.org/vuls/id/565052\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Patch\", \"US Government Resource\"]}, {\"url\": \"https://exchange.xforce.ibmcloud.com/vulnerabilities/6490\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-Other\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2001-1476\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2001-01-18T05:00:00.000\",\"lastModified\":\"2024-11-20T23:37:47.110\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"SSH before 2.0, with RC4 encryption and the \\\"disallow NULL passwords\\\" option enabled, makes it easier for remote attackers to guess portions of user passwords by replaying user sessions with certain modifications, which trigger different messages depending on whether the guess is correct or not.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":true,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ssh:ssh:1.2.24:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B0EDBA45-FDEE-4D4B-A6FF-7E953B523DAE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ssh:ssh:1.2.25:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7AF5BDEF-E86B-4F4D-AF6D-B27044A96B1E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ssh:ssh:1.2.26:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7D0FF07F-E13B-425F-9892-C50B326B2944\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ssh:ssh:1.2.27:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"338EDA76-05D6-48C0-952E-6244A5F206F3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ssh:ssh:1.2.28:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F719468E-A218-4EB5-9F8D-7841E84F44C8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ssh:ssh:1.2.29:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1E4FCD36-0009-4A93-A190-8FDD11C672CA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ssh:ssh:1.2.30:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"71727854-1B75-465F-AF8C-DFE6EFF46B40\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ssh:ssh:1.2.31:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"64B76EA2-D3A6-4751-ADE6-998C2A7B44FA\"}]}]}],\"references\":[{\"url\":\"http://www.kb.cert.org/vuls/id/565052\",\"source\":\"cve@mitre.org\",\"tags\":[\"Exploit\",\"Patch\",\"US Government Resource\"]},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/6490\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.kb.cert.org/vuls/id/565052\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Patch\",\"US Government Resource\"]},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/6490\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • 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.