CVE-2024-42331: Use after free in browser_push_error

3.3 CVSS

Description

In the src/libs/zbxembed/browser.c file, the es_browser_ctor method retrieves a heap pointer from the Duktape JavaScript engine. This heap pointer is subsequently utilized by the browser_push_error method in the src/libs/zbxembed/browser_error.c file. A use-after-free bug can occur at this stage if the wd->browser heap pointer is freed by garbage collection.

Classification

CVE ID: CVE-2024-42331

CVSS Base Severity: LOW

CVSS Base Score: 3.3

Affected Products

Vendor: Zabbix

Product: Zabbix

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 11.44% (scored less or equal to compared to others)

EPSS Date: 2025-02-03 (when was this score calculated)

References

https://support.zabbix.com/browse/ZBX-25627

Timeline