CVE-2002-0514

Published Aug 12, 2002

Last updated 9 months ago

Overview

Description: PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL.
Source: cve@mitre.org
NVD status: Analyzed

Hype score: Not currently trending

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

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "60DA30A1-3360-46BC-85B7-008D535F95BE"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References