Vulnerability identifier: #VU88558

Vulnerability risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2014-0113

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

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

Vendor:

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to CookieInterceptor in Apache Struts does not properly restrict access to the getClass method, when a wildcard cookiesName value is used. A remote attacker can "manipulate" the ClassLoader and execute arbitrary code via a crafted request.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://secunia.com/advisories/59178
http://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html
http://www.securityfocus.com/archive/1/531952/100/0/threaded
http://www-01.ibm.com/support/docview.wss?uid=swg21676706
http://cwiki.apache.org/confluence/display/WW/S2-021

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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.