CVE-2023-39514 Stored Cross-site Scripting on graphs.php data template formated name view in Cacti

Medium 6.1 Published Updated

Authenticated users can inject malicious scripts via data template or device names, leading to stored XSS and potential admin account takeover.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2023-39514?

CVE-2023-39514 is a medium-severity cross-site scripting vulnerability in Cacti Cacti, published on 5 Sep 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

Cacti is an open source operational monitoring and fault management framework. Affected versions are subject to a Stored Cross-Site-Scripting (XSS) Vulnerability which allows an authenticated user to poison data stored in the _cacti_'s database. These data will be viewed by administrative _cacti_ accounts and execute JavaScript code in the victim's browser at view-time. The script under `graphs.php` displays graph details such as data-source paths, data template information and graph related fields. _CENSUS_ found that an adversary that is able to configure either a data-source template with malicious code appended in the data-source name or a device with a malicious payload injected in the device name, may deploy a stored XSS attack against any user with _General Administration>Graphs_ privileges. A user that possesses the _Template Editor>Data Templates_ permissions can configure the data-source name in _cacti_. Please note that this may be a _low privileged_ user. This configuration occurs through `http://<HOST>/cacti/data_templates.php` by editing an existing or adding a new data template. If a template is linked to a graph then the formatted template name will be rendered in the graph's management page. A user that possesses the _General Administration>Sites/Devices/Data_ permissions can configure the device name in _cacti_. This vulnerability has been addressed in version 1.2.25. Users are advised to upgrade. Users unable to upgrade should add manual HTML escaping.

Weakness: CWE-79

Which versions are affected by CVE-2023-39514?

It affects 2 products.

Products include Cacti Cacti, Fedoraproject Fedora.

How do I fix CVE-2023-39514?

Upgrade to a fixed version.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-39514 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-39514 exists.

All Cacti Cacti vulnerabilities

Sources

Also known as CLEANSTART-2024-QG28171, DEBIAN-CVE-2023-39514, GHSA-6hrc-2cfc-8hm7, UBUNTU-CVE-2023-39514.

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