Vulnerability CVE-2009-4501
Published: 2009-12-31   Modified: 2012-02-13

Description:
The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.

See advisories in our WLB2 database:
Topic
Author
Date
High
Zabbix Server : Multiple remote vulnerabilities
Nicob
02.01.2010

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Zabbix -> Zabbix 

 References:
http://www.securityfocus.com/archive/1/508436/30/60/threaded
https://support.zabbix.com/browse/ZBX-1355
http://www.vupen.com/english/advisories/2009/3514
http://secunia.com/advisories/37740
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