CVE-2002-0515

Published Aug 12, 2002

Last updated a year ago

Overview

Description: IPFilter 3.4.25 and earlier sets a different TTL when a port is being filtered than when it is not being filtered, which allows remote attackers to identify filtered ports by comparing TTLs.
Source: cve@mitre.org
NVD status: Analyzed

Risk scores

CVSS 2.0

Type: Primary
Base score: 5
Impact score: 2.9
Exploitability score: 10
Vector string: AV:N/AC:L/Au:N/C:P/I:N/A:N

Weaknesses

nvd@nist.gov: CWE-203

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:phildev:ipfilter:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "799CA85E-75CF-4D30-8746-C42293404170",
            "versionEndIncluding": "3.4.25"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References