CVE-2022-33989

Published Aug 15, 2022

Last updated 2 years ago

CVSS medium 5.3

Overview

Description: dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port (selected randomly only at boot time) in upstream queries sent to DNS resolvers. This allows DNS cache poisoning because there is not enough entropy to prevent traffic injection attacks.
Source: cve@mitre.org
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 5.3
Impact score: 1.4
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Severity: MEDIUM

Weaknesses

nvd@nist.gov: CWE-331

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:dproxy-nexgen_project:dproxy-nexgen:-:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "579888EE-A999-4603-97EF-740C042004B5"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References