Vulnerability identifier: #VU9019

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2011-4343

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
IBM WebSphere Application Server
Server applications / Application servers

Vendor: IBM Corporation

Description
The vulnerability allows a remote attacker to obtain sensitive information.

The weakness exists due to an error in Apache MyFaces. A remote attacker can use specially crafted parameters to inject EL expressions into input fields mapped as view parameters and obtain sensitive information.

Mitigation
Update to version 8.0.0.15 or 8.5.5.13.

Vulnerable software versions

IBM WebSphere Application Server: 8.0.0.0 - 8.0.0.14, 8.5.0.0 - 8.5.5.12

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External links
http://www-01.ibm.com/support/docview.wss?uid=swg22008707

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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.