FKIE_CVE-1999-0160

Vulnerability from fkie_nvd - Published: 1997-10-01 04:00 - Updated: 2025-04-03 01:03
Severity ?
Summary
Some classic Cisco IOS devices have a vulnerability in the PPP CHAP authentication to establish unauthorized PPP connections.
References
cve@mitre.orghttp://www.osvdb.org/1099
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/1099
Impacted products
Vendor Product Version
cisco ios 4.1
cisco ios 9.1
cisco ios 10.3
cisco ios 11.0
cisco ios 11.1
cisco ios 11.2
cisco ios 11.2p
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{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios:4.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "96C6FB91-22FC-4DA9-B19A-8065D8B89F03",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:9.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "2E9A00D5-A594-4C64-B982-10CB4C554F51",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:10.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "3824A6CC-5C3A-4146-9CDD-B7B213527552",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:11.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "D626B494-6210-4F74-8D17-BA480B6665C3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:11.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "82B6315D-7BEF-419F-9B93-3CF669E986D1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:11.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "E8026B11-6144-467F-8094-F4F73CD37526",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:11.2p:*:*:*:*:*:*:*",
              "matchCriteriaId": "0DC1411B-4E7E-4F57-B025-9FE27B09C7AC",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Some classic Cisco IOS devices have a vulnerability in the PPP CHAP authentication to establish unauthorized PPP connections."
    }
  ],
  "id": "CVE-1999-0160",
  "lastModified": "2025-04-03T01:03:51.193",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "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": true,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "1997-10-01T04:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://www.osvdb.org/1099"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.osvdb.org/1099"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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