CVE-2024-42332: New line injection in Zabbix SNMP traps
The researcher is showing that due to the way the SNMP trap log is parsed, an attacker can craft an SNMP trap with additional lines of information and have forged data show in the Zabbix UI. This attack requires SNMP auth to be off and/or the attacker to know the community/auth details. The attack requires an SNMP item to be configured as text on the target host.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2024-42332?
CVE-2024-42332 has been classified with a high severity due to its potential impact on data integrity in Zabbix.
How do I fix CVE-2024-42332?
To mitigate CVE-2024-42332, ensure SNMP authentication is enabled to prevent unauthorized SNMP traps.
Which versions of Zabbix are affected by CVE-2024-42332?
CVE-2024-42332 affects Zabbix versions from 6.0.0 to 6.0.35, 6.4.0 to 6.4.20, and 7.0.0 to 7.0.3.
What kind of attack does CVE-2024-42332 describe?
CVE-2024-42332 describes an attack where an attacker can inject forged data into the Zabbix UI via crafted SNMP traps.
Is there any workaround for CVE-2024-42332?
The primary workaround for CVE-2024-42332 is to ensure that SNMP authentication is enabled to restrict unauthorized trap submissions.