CVE-2024-22123: Zabbix Arbitrary File Read

Severity: low (CVSS 2.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-08-12 · updated 2026-06-17
Weakness: CWE-94

Description

Setting SMS media allows to set GSM modem file. Later this file is used as Linux device. But due everything is a file for Linux, it is possible to set another file, e.g. log file and zabbix_server will try to communicate with it as modem. As a result, log file will be broken with AT commands and small part for log file content will be leaked to UI.

Affected products

Zabbix: from 5.0.0 through 5.0.42; from 6.0.0 through 6.0.30; from 6.4.0 through 6.4.15; 7.0.0-alpha1, 7.0.0-alpha2, 7.0.0-alpha3, 7.0.0-alpha4, 7.0.0-alpha5, 7.0.0-alpha6 (+8)

References

https://support.zabbix.com/browse/ZBX-25013
https://lists.debian.org/debian-lts-announce/2024/10/msg00000.html

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