CVE-2009-4500

MEDIUM 5.0CVE-2009-4500 · Published 31/12/2009 · updated 16/06/2026

In short

CVE-2009-4500 is a MEDIUM (CVSS 5.0) vulnerability affecting zabbix (zabbix).
Chance of exploitation in the next 30 days (EPSS): 2.3%, higher than 83.2% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
zabbix zabbix	`= 1.1.2= 1.1.3= 1.1.4= 1.1.5= 1.4.2= 1.4.3= 1.4.4≤ 1.4.6`	No fix yet

Description

The process_trap function in trapper/trapper.c in Zabbix Server before 1.6.6 allows remote attackers to cause a denial of service (crash) via a crafted request with data that lacks an expected : (colon) separator, which triggers a NULL pointer dereference.

References

secunia.com/advisories/37740 · Vendor Advisory
securityfocus.com/archive/1/508436/30/60/threaded
vupen.com/english/advisories/2009/3514 · Vendor Advisory
support.zabbix.com/browse/ZBX-993 · Vendor Advisory

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Package

Affected versions

Patched versions

zabbix

= 1.1.2= 1.1.3= 1.1.4= 1.1.5= 1.4.2= 1.4.3= 1.4.4≤ 1.4.6

No fix yet

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