CVE-2009-4500

N/A Unknown
Published: December 31, 2009 Modified: April 23, 2026
View on NVD

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://secunia.com/advisories/37740
Source: cve@mitre.org
Vendor Advisory
http://www.securityfocus.com/archive/1/508436/30/60/threaded
Source: cve@mitre.org
http://www.vupen.com/english/advisories/2009/3514
Source: cve@mitre.org
Vendor Advisory
https://support.zabbix.com/browse/ZBX-993
Source: cve@mitre.org
Vendor Advisory
http://secunia.com/advisories/37740
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://www.securityfocus.com/archive/1/508436/30/60/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.vupen.com/english/advisories/2009/3514
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://support.zabbix.com/browse/ZBX-993
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

8 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
0.7%
73th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

zabbix

Related CVEs

CVE-2026-7041 3.7
CVE-2026-7039 7.8
CVE-2026-7038 3.3
CVE-2026-7037 9.8
CVE-2026-7036 7.3