gsd-2006-6931
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
Algorithmic complexity vulnerability in Snort before 2.6.1, during predicate evaluation in rule matching for certain rules, allows remote attackers to cause a denial of service (CPU consumption and detection outage) via crafted network traffic, aka a "backtracking attack."
Aliases
Aliases
CVE-2006-6931


To clipboard 

{
  "GSD": {
    "alias": "CVE-2006-6931",
    "description": "Algorithmic complexity vulnerability in Snort before 2.6.1, during predicate evaluation in rule matching for certain rules, allows remote attackers to cause a denial of service (CPU consumption and detection outage) via crafted network traffic, aka a \"backtracking attack.\"",
    "id": "GSD-2006-6931"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2006-6931"
      ],
      "details": "Algorithmic complexity vulnerability in Snort before 2.6.1, during predicate evaluation in rule matching for certain rules, allows remote attackers to cause a denial of service (CPU consumption and detection outage) via crafted network traffic, aka a \"backtracking attack.\"",
      "id": "GSD-2006-6931",
      "modified": "2023-12-13T01:19:53.870158Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2006-6931",
        "STATE": "PUBLIC"
      },
      "affects": {
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            {
              "product": {
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                  {
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                    "version": {
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                          "version_value": "n/a"
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            "url": "http://www.acsac.org/2006/abstracts/54.html"
          },
          {
            "name": "http://www.snort.org/pub-bin/snortnews.cgi",
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            "url": "http://www.snort.org/pub-bin/snortnews.cgi"
          }
        ]
      }
    },
    "nvd.nist.gov": {
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                "cpe23Uri": "cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.6.2",
                "vulnerable": true
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            }
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            },
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            },
            {
              "name": "http://www.snort.org/pub-bin/snortnews.cgi",
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              "url": "http://www.snort.org/pub-bin/snortnews.cgi"
            },
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              "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2007:051"
            },
            {
              "name": "snort-rule-matching-dos(31430)",
              "refsource": "XF",
              "tags": [],
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/31430"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2017-07-29T01:29Z",
      "publishedDate": "2007-01-16T23:28Z"
    }
  }
}


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