#VU75654 Resource exhaustion in IBM WebSphere Application Server Liberty - CVE-2020-4590

Vulnerability identifier: #VU75654

Vulnerability risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-4590

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

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

Vendor: IBM Corporation

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote user can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

IBM WebSphere Application Server Liberty: before 20.0.0.10

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External links
https://exchange.xforce.ibmcloud.com/vulnerabilities/184650
https://www.ibm.com/support/pages/node/6333623

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.