FKIE_CVE-2001-0361

Vulnerability from fkie_nvd - Published: 2001-06-27 04:00 - Updated: 2026-06-16 21:54
Severity
Summary
Implementations of SSH version 1.5, including (1) OpenSSH up to version 2.3.0, (2) AppGate, and (3) ssh-1 up to version 1.2.31, in certain configurations, allow a remote attacker to decrypt and/or alter traffic via a "Bleichenbacher attack" on PKCS#1 version 1.5.
References
cve@mitre.orgftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:24.ssh.asc
cve@mitre.orghttp://marc.info/?l=bugtraq&m=98158450021686&w=2
cve@mitre.orghttp://www.ciac.org/ciac/bulletins/l-047.shtml
cve@mitre.orghttp://www.debian.org/security/2001/dsa-023
cve@mitre.orghttp://www.debian.org/security/2001/dsa-027
cve@mitre.orghttp://www.debian.org/security/2001/dsa-086
cve@mitre.orghttp://www.novell.com/linux/security/advisories/adv004_ssh.html
cve@mitre.orghttp://www.osvdb.org/2116
cve@mitre.orghttp://www.securityfocus.com/bid/2344Patch, Vendor Advisory
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/6082
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:24.ssh.asc
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=98158450021686&w=2
af854a3a-2127-422b-91ae-364da2661108http://www.ciac.org/ciac/bulletins/l-047.shtml
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2001/dsa-023
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2001/dsa-027
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2001/dsa-086
af854a3a-2127-422b-91ae-364da2661108http://www.novell.com/linux/security/advisories/adv004_ssh.html
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/2116
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/2344Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/6082
Impacted products
Vendor Product Version
openbsd openssh 1.2.3
openbsd openssh 2.1
openbsd openssh 2.1.1
ssh ssh *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "CA997F5E-29FE-454A-9006-001D732CD4B1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openbsd:openssh:2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "EED5E506-9D2B-4CAF-8455-B9BE7696E49C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openbsd:openssh:2.1.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "EE7CB94E-0479-4939-86F6-0B4BEDE2E739",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ssh:ssh:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0FA12144-E18D-4B08-A287-84AF8D061E2E",
              "versionEndIncluding": "1.2.31",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Implementations of SSH version 1.5, including (1) OpenSSH up to version 2.3.0, (2) AppGate, and (3) ssh-1 up to version 1.2.31, in certain configurations, allow a remote attacker to decrypt and/or alter traffic via a \"Bleichenbacher attack\" on PKCS#1 version 1.5."
    }
  ],
  "id": "CVE-2001-0361",
  "lastModified": "2026-06-16T21:54:09.943",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "HIGH",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 4.9,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2001-06-27T04:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:24.ssh.asc"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://marc.info/?l=bugtraq\u0026m=98158450021686\u0026w=2"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ciac.org/ciac/bulletins/l-047.shtml"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2001/dsa-023"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2001/dsa-027"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2001/dsa-086"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.novell.com/linux/security/advisories/adv004_ssh.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.osvdb.org/2116"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/2344"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/6082"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:24.ssh.asc"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://marc.info/?l=bugtraq\u0026m=98158450021686\u0026w=2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.ciac.org/ciac/bulletins/l-047.shtml"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2001/dsa-023"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2001/dsa-027"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2001/dsa-086"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.novell.com/linux/security/advisories/adv004_ssh.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.osvdb.org/2116"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/2344"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/6082"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-310"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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