#VU16531 Remote code execution in IBM WebSphere Application Server - CVE-2018-1904

Vulnerability identifier: #VU16531

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2018-1904

CWE-ID: CWE-264

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 execute arbitrary code on the target system.

The vulnerability exists due to unspecified flaw. A remote unauthenticated attacker can execute arbitrary Java code through an administrative client class with a serialized object from untrusted sources.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

: 7.0.0.0 - 7.0.0.45, 8.0.0.0 - 8.0.0.15, 8.5.5.0 - 8.5.5.14, 9.0 - 9.0.0.9

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External links
https://www-01.ibm.com/support/docview.wss?uid=ibm10738735

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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.