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TITLE:
Zabbix "backurl" Cross-Site Scripting Vulnerability

SECUNIA ADVISORY ID:
SA45502

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/45502/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=45502

RELEASE DATE:
2011-08-04

DISCUSS ADVISORY:
http://secunia.com/advisories/45502/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/45502/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=45502

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in Zabbix, which can be exploited
by malicious people to conduct cross-site scripting attacks.

Input passed to the "backurl" parameter in acknow.php is not properly
sanitised before being returned to the user. This can be exploited to
execute arbitrary HTML and script code in a user's browser session in
context of an affected site.

The vulnerability is reported in versions prior to 1.8.6.

SOLUTION:
Update to version 1.8.6.

PROVIDED AND/OR DISCOVERED BY:
Reported by Damian Tommasino in a bug report.

ORIGINAL ADVISORY:
https://support.zabbix.com/browse/ZBX-3835
http://www.zabbix.com/rn1.8.6.php

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
This Advisory was delivered by Secunia as a free service to help
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vulnerabilities.

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