CVE-2022-0324

Published Nov 14, 2022

Last updated a year ago

Overview

Description: There is a vulnerability in DHCPv6 packet parsing code that could be explored by remote attacker to craft a packet that could cause buffer overflow in a memcpy call, leading to out-of-bounds memory write that would cause dhcp6relay to crash. Dhcp6relay is a critical process and could cause dhcp relay docker to shutdown. Discovered by Eugene Lim of GovTech Singapore.
Source: cve_disclosure@tech.gov.sg
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.5
Impact score: 3.6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-120
cve_disclosure@tech.gov.sg: CWE-120

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:linuxfoundation:software_for_open_networking_in_the_cloud:202111:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "469B150C-C666-4EC9-8558-97CEF694D851"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References