What is CVE-2024-42330?

CVE-2024-42330 is a critical-severity vulnerability in Zabbix, classified under Use of Externally-Controlled Format String. CVSS score: 9.1/10. Published 2024-11-27.

How severe is CVE-2024-42330?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Zabbix

CVE-2024-42330

The HttpRequest object allows to get the HTTP headers from the server's response after sending the request. The problem is that the returned strings are created directly from the data returned by the server and are not correctly encoded for JavaScript. This allows to create internal strings that can be used to access hidden properties of objects.

EPSS: 0.010 (57.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Zabbix — versions 6.0.0, 6.4.0, 7.0.0

Weakness classification (CWE)

CWE-134 — Use of Externally-Controlled Format String

References

security@zabbix.com (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2024-42330?: CVE-2024-42330 is a critical-severity vulnerability in Zabbix, classified under Use of Externally-Controlled Format String. CVSS score: 9.1/10. Published 2024-11-27.
How severe is CVE-2024-42330?: Critical severity. CVSS v3 base score is 9.1 out of 10.