CVE-2023-32722

Stack-buffer Overflow in library module zbxjson

View on CVE.org

Published Oct 12, 2023 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed

Description

The zabbix/src/libs/zbxjson module is vulnerable to a buffer overflow when parsing JSON files via zbx_json_open.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Zabbix

Zabbix

unaffected

Version	Status	Constraints
`6.0.0`	affected	≤ 6.0.20
`6.4.0`	affected	≤ 6.4.5
`7.0.0alpha1`	affected	≤ 7.0.0alpha3

Configuration 1 [-]

OR	cpe:2.3:a:zabbix:zabbix::::::::
	cpe:2.3:a:zabbix:zabbix::::::::
	cpe:2.3:a:zabbix:zabbix:7.0.0:alpha1::::::
	cpe:2.3:a:zabbix:zabbix:7.0.0:alpha2::::::
	cpe:2.3:a:zabbix:zabbix:7.0.0:alpha3::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Debian DLA	DLA-3909-1	zabbix security update
EUVD	EUVD-2023-36949	The zabbix/src/libs/zbxjson module is vulnerable to a buffer overflow when parsing JSON files via zbx_json_open.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.801% probability within 30 days)

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://lists.debian.org/debian-lts-announce/2024/10/msg00000.html
https://support.zabbix.com/browse/ZBX-23390

History

Nov 3, 2025 10:30 PM Added references View changes

Type	Values Removed	Values Added
References		https://lists.debian.org/debian-lts-announce/2024/10/msg00000.html

Sep 18, 2024 4:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Zabbix Zabbix

Weaknesses

Sources

CVE record Updated: Nov 3, 2025, 9:48 PM

Status: PUBLISHED
Assigner: Zabbix
Published: Oct 12, 2023, 6:06 AM
Updated: Nov 3, 2025, 9:48 PM
Reserved: May 11, 2023, 9:25 PM

View source JSON

Vulnrichment Updated: Nov 3, 2025, 9:48 PM

Updated: Nov 3, 2025, 9:48 PM

NVD Updated: Jun 17, 2026, 5:59 AM

Status: Modified
Published: Oct 12, 2023, 7:15 AM
Modified: Jun 17, 2026, 5:59 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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