#VU36315 Cross-site scripting in Foreman - CVE-2018-16861

Vulnerability identifier: #VU36315

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-2018-16861

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Foreman
Web applications / Remote management & hosting panels

Vendor: Foreman

Description

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

A cross-site scripting (XSS) flaw was found in the foreman component of satellite. An attacker with privilege to create entries using the Hosts, Monitor, Infrastructure, or Administer Menus is able to execute a XSS attacks against other users, possibly leading to malicious code execution and extraction of the anti-CSRF token of higher privileged users. Foreman before 1.18.3, 1.19.1, and 1.20.0 are vulnerable.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Foreman: 1.20.0

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External links
https://access.redhat.com/errata/RHSA-2019:1222
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16861

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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.