SB2020071755 - XSS in Zabbix
Published: July 17, 2020 Updated: October 6, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Stored cross-site scripting (CVE-ID: CVE-2020-15803)
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the URL Widget. A remote attacker can permanently inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00007.html
- https://lists.debian.org/debian-lts-announce/2020/08/msg00007.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2ZHHIUYIVA5GZYLKW6A5G6HRELPOBZFE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TIRIMOXH6GSBAANDCB3ANLJK4CRLWRXT/
- https://support.zabbix.com/browse/ZBX-18057