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CVE-2023-32723— Inefficient permission check in class CControllerAuthenticationUpdate

Quick assessment

Affected
Zabbix Zabbix
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Zabbix是Zabbix公司的一套开源的监控系统。该系统支持网络监控、服务器监控、云监控和应用监控等。 Zabbix存在安全漏洞，该漏洞源于 Frontend组件存在服务器请求伪造（SSRF）漏洞。受影响的产品和版本：Zabbix 4.0.0 - 4.0.19rc1版本，4.0.20rc1版本，4.4.0 - 4.4.7rc1版本，4.4.8rc1版本，5.0.0alpha3版本。

CVSS 8.5 · High EPSS 0.56% · P45

Possible ATT&CK Techniques 1 AI

T1210 · Exploitation of Remote Services
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I. Basic Information for CVE-2023-32723

Vulnerability Information
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Vulnerability Title
Inefficient permission check in class CControllerAuthenticationUpdate
Source: CVE Program / CVE List V5
Vulnerability Description
Request to LDAP is sent before user permissions are checked.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键资源的不正确权限授予
Source: CVE Program / CVE List V5
Vulnerability Title
Zabbix 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zabbix是Zabbix公司的一套开源的监控系统。该系统支持网络监控、服务器监控、云监控和应用监控等。 Zabbix存在安全漏洞，该漏洞源于 Frontend组件存在服务器请求伪造（SSRF）漏洞。受影响的产品和版本：Zabbix 4.0.0 - 4.0.19rc1版本，4.0.20rc1版本，4.4.0 - 4.4.7rc1版本，4.4.8rc1版本，5.0.0alpha3版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Zabbix Zabbix 4.0.0 ~ 4.0.19rc1 -

II. Public POCs for CVE-2023-32723

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III. Intelligence Information for CVE-2023-32723

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Mailing List Discussions for CVE-2023-32723 (1)

Other References for CVE-2023-32723 (1)

Same Patch Batch · Zabbix · 2023-10-12 · 5 CVEs total

CVE-2023-29453 9.8 CRITICAL Agent 2 package are built with Go version affected by CVE-2023-24538
CVE-2023-32722 9.6 CRITICAL Stack-buffer Overflow in library module zbxjson
CVE-2023-32724 9.1 CRITICAL JavaScript engine memory pointers are directly available for Zabbix users for modification
CVE-2023-32721 7.6 HIGH Stored XSS in Maps element

IV. Related Vulnerabilities

Same product: Zabbix
Same vendor: Zabbix
Same weakness: CWE-732

V. Comments for CVE-2023-32723

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