#VU36234 Cross-site scripting in Cacti - CVE-2018-20725

Vulnerability identifier: #VU36234

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-20725

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 privileged user to read and manipulate data.

A cross-site scripting (XSS) vulnerability exists in graph_templates.php in Cacti before 1.2.0 due to lack of escaping of unintended characters in the Graph Vertical Label.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cacti: 1.0.0 - 1.1.38

---

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/2214

---

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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