CVE-2023-32726

2023-12-1810:15:06

CWE-754

[email protected]

web.nvd.nist.gov

cve-2023-32726

vulnerability

buffer check

dns

nvd

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

8.1 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.4%

JSON

The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.

Affected configurations

NVD

Node

zabbixzabbix-agentRange5.0.0–5.0.39

zabbixzabbix-agentRange6.0.0–6.0.23

zabbixzabbix-agentRange6.4.0–6.4.8

zabbixzabbix-agentMatch7.0.0alpha1

zabbixzabbix-agentMatch7.0.0alpha6

CPENameOperatorVersion
zabbix:zabbix-agentzabbix zabbix-agentle5.0.39
zabbix:zabbix-agentzabbix zabbix-agentle6.0.23
zabbix:zabbix-agentzabbix zabbix-agentle6.4.8
zabbix:zabbix-agentzabbix zabbix-agenteq7.0.0

CPE	Name	Operator	Version
zabbix:zabbix-agent	zabbix zabbix-agent	le	5.0.39
zabbix:zabbix-agent	zabbix zabbix-agent	le	6.0.23
zabbix:zabbix-agent	zabbix zabbix-agent	le	6.4.8
zabbix:zabbix-agent	zabbix zabbix-agent	eq	7.0.0

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "Agent"
    ],
    "product": "Zabbix",
    "repo": "https://git.zabbix.com/",
    "vendor": "Zabbix",
    "versions": [
      {
        "changes": [
          {
            "at": "5.0.40",
            "status": "unaffected"
          }
        ],
        "lessThanOrEqual": "5.0.39",
        "status": "affected",
        "version": "5.0.0",
        "versionType": "git"
      },
      {
        "changes": [
          {
            "at": "6.0.24",
            "status": "unaffected"
          }
        ],
        "lessThanOrEqual": "6.0.23",
        "status": "affected",
        "version": "6.0.0",
        "versionType": "git"
      },
      {
        "changes": [
          {
            "at": "6.4.9",
            "status": "unaffected"
          }
        ],
        "lessThanOrEqual": "6.4.8",
        "status": "affected",
        "version": "6.4.0",
        "versionType": "git"
      },
      {
        "changes": [
          {
            "at": "7.0.0alpha8",
            "status": "unaffected"
          }
        ],
        "lessThanOrEqual": "7.0.0alpha7",
        "status": "affected",
        "version": "7.0.0alpha1",
        "versionType": "git"
      }
    ]
  }
]