#VU36235 Cross-site scripting in Cacti - CVE-2018-20726

Vulnerability identifier: #VU36235

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-20726

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cacti
Web applications / Other software

Vendor: The Cacti Group, Inc.

Description

The vulnerability allows a remote authenticated user to read and manipulate data.

A cross-site scripting (XSS) vulnerability exists in host.php (via tree.php) in Cacti before 1.2.0 due to lack of escaping of unintended characters in the Website Hostname field for Devices.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cacti: 1.0.0 - 1.1.38

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External links
https://lists.opensuse.org/opensuse-security-announce/2020-03/msg00001.html
https://lists.opensuse.org/opensuse-security-announce/2020-03/msg00005.html
https://lists.opensuse.org/opensuse-security-announce/2020-04/msg00042.html
https://lists.opensuse.org/opensuse-security-announce/2020-04/msg00048.html
https://github.com/Cacti/cacti/blob/develop/CHANGELOG
https://github.com/Cacti/cacti/commit/80c2a88fb2afb93f87703ba4641f9970478c102d
https://github.com/Cacti/cacti/issues/2213

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.