Cyber Resilience

CVE-2023-29450

High

Published: 13 July 2023

Published
13 July 2023
Modified
03 November 2025
KEV Added
Patch
CVSS Score v3.1 8.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0031 54.5th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-29450 is a high-severity Exposure of Sensitive Information to an Unauthorized Actor (CWE-200) vulnerability in Zabbix Zabbix. Its CVSS base score is 8.5 (High).

Operationally, ranked in the top 45.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

JavaScript pre-processing can be used by the attacker to gain access to the file system (read-only access on behalf of user "zabbix") on the Zabbix Server or Zabbix Proxy, potentially leading to unauthorized access to sensitive data.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

zabbix
zabbix
≤ 5.0.33 · 6.0.0 — 6.0.15 · 6.4.0 — 6.4.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-200 CWE-552

Review and removal of nonpublic information from publicly accessible systems directly prevents exposure of sensitive data to unauthorized actors.

addresses: CWE-200 CWE-552

Documenting information locations and authorized users enables better protection against unauthorized exposure of sensitive data.

addresses: CWE-200 CWE-552

Protecting confidentiality of backup information prevents unauthorized exposure of sensitive data stored in backups.

addresses: CWE-200 CWE-552

Sanitizing equipment to remove specified information before off-site maintenance prevents exposure of sensitive information to unauthorized actors such as external maintenance personnel.

addresses: CWE-200 CWE-552

The media protection policy defines requirements and procedures to prevent unauthorized disclosure or access to sensitive information on media.

addresses: CWE-200 CWE-552

Assessing control effectiveness and providing incident communication channels at alternate sites reduces the likelihood of sensitive information exposure to unauthorized actors.

addresses: CWE-200 CWE-552

Requiring protection of the program plan from unauthorized disclosure directly reduces exposure of sensitive security program details and control descriptions.

addresses: CWE-200 CWE-552

Policies mandate protection of CUI on external systems, directly reducing unauthorized exposure of sensitive information.

References