FKIE_CVE-2001-0851

Vulnerability from fkie_nvd - Published: 2001-12-06 05:00 - Updated: 2025-04-03 01:03
Severity ?
Summary
Linux kernel 2.0, 2.2 and 2.4 with syncookies enabled allows remote attackers to bypass firewall rules by brute force guessing the cookie.
References
cve@mitre.orghttp://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000432
cve@mitre.orghttp://www.caldera.com/support/security/advisories/CSSA-2001-038.0.txtPatch, Vendor Advisory
cve@mitre.orghttp://www.linux-mandrake.com/en/security/2001/MDKSA-2001-082.php3
cve@mitre.orghttp://www.linuxsecurity.com/advisories/other_advisory-1683.htmlPatch, Vendor Advisory
cve@mitre.orghttp://www.novell.com/linux/security/advisories/2001_039_kernel2_txt.html
cve@mitre.orghttp://www.redhat.com/support/errata/RHSA-2001-142.html
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/7461
af854a3a-2127-422b-91ae-364da2661108http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000432
af854a3a-2127-422b-91ae-364da2661108http://www.caldera.com/support/security/advisories/CSSA-2001-038.0.txtPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-082.php3
af854a3a-2127-422b-91ae-364da2661108http://www.linuxsecurity.com/advisories/other_advisory-1683.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.novell.com/linux/security/advisories/2001_039_kernel2_txt.html
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2001-142.html
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/7461
Impacted products
Vendor Product Version
caldera openlinux_server 3.1
caldera openlinux_workstation 3.1
caldera openlinux 2.3
caldera openlinux_edesktop 2.4
caldera openlinux_eserver 2.3.1
linux linux_kernel 2.0
linux linux_kernel 2.2.0
linux linux_kernel 2.4.0
suse suse_linux 6.3
suse suse_linux 6.4
suse suse_linux 7.0
suse suse_linux 7.1
suse suse_linux 7.2
suse suse_linux 7.3
To clipboard 

{
  "configurations": [
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        {
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              "vulnerable": true
            },
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Linux kernel 2.0, 2.2 and 2.4 with syncookies enabled allows remote attackers to bypass firewall rules by brute force guessing the cookie."
    }
  ],
  "id": "CVE-2001-0851",
  "lastModified": "2025-04-03T01:03:51.193",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2001-12-06T05:00:00.000",
  "references": [
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      "source": "cve@mitre.org",
      "url": "http://distro.conectiva.com.br/atualizacoes/?id=a\u0026anuncio=000432"
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    },
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      "url": "http://www.novell.com/linux/security/advisories/2001_039_kernel2_txt.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.redhat.com/support/errata/RHSA-2001-142.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7461"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://distro.conectiva.com.br/atualizacoes/?id=a\u0026anuncio=000432"
    },
    {
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      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7461"
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  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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