#VU90116 Cross-site scripting in Apache Struts - CVE-2015-5169

Vulnerability identifier: #VU90116

Vulnerability risk: Medium

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:Green]

CVE-ID: CVE-2015-5169

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Struts
Server applications / Frameworks for developing and running applications

Vendor: Apache Foundation

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. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

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
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..

Vulnerable software versions

Apache Struts: before 2.3.20, 2.3.20

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External links
https://jvn.jp/en/jp/JVN95989300/index.html
https://jvndb.jvn.jp/en/contents/2015/JVNDB-2015-000125.html
https://www.securityfocus.com/bid/76625
https://bugzilla.redhat.com/show_bug.cgi?id=1260087
https://security.netapp.com/advisory/ntap-20180629-0003/
https://struts.apache.org/docs/s2-025.html

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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.