Vulnerability identifier: #VU82284

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-5209

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

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

Vendor: Apache Foundation

Description

The vulnerability allows a remote attacker to modify data on the system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to manipulate Struts internals, alter user sessions, or affect container settings via vectors involving a top object.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Struts: 2.0.0 - 2.3.24

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External links
http://www.securityfocus.com/bid/82550
http://www.securitytracker.com/id/1033908
http://security.netapp.com/advisory/ntap-20180629-0002/
http://struts.apache.org/docs/s2-026.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.