Vulnerability · Published Nov 27, 2024 · Assigned by Zabbix
CVE-2024-42328JS - Crash on empty HTTP server response
Low 3.3
In plain English
A low-severity null pointer dereference in Zabbix from Zabbix. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
When the webdriver for the Browser object downloads data from a HTTP server, the data pointer is set to NULL and is allocated only in curl_write_cb when receiving data. If the server's response is an empty document, then wd->data in the code below will remain NULL and an attempt to read from it will result in a crash.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:13 | zabbix | 1:7.0.5+dfsg-1 | DEBIAN-CVE-2024-42328 |
| Debian:14 | zabbix | 1:7.0.5+dfsg-1 | DEBIAN-CVE-2024-42328 |
| Ubuntu:25.10 | zabbix | no fix listed | UBUNTU-CVE-2024-42328 |
| Ubuntu:26.04:LTS | zabbix | no fix listed | UBUNTU-CVE-2024-42328 |
| Ubuntu:26.10 | zabbix | no fix listed | UBUNTU-CVE-2024-42328 |
Affected products (as reported)
Weakness: CWE-690, CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L