Cross-site scripting in DNN DotNetNuke

1) Cross-site scripting

EUVDB-ID: #VU36055

Risk: Low

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

CVE-ID: CVE-2018-14486

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

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. The vulnerability allows cross-site scripting (XSS) via XML.

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

DotNetNuke: 9.1.1

CPE2.3

• cpe:2.3:a:dnn:dotnetnuke:9.1.1:*:*:*:*:*:*:*

External links

https://packetstormsecurity.com/files/151304/DNN-9.1-XML-Related-Cross-Site-Scripting.html
https://www.dnnsoftware.com/community/security/security-center

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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