Denial of service in IBM WebSphere Application Server Liberty

1) Input validation error

EUVDB-ID: #VU79665

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-38737

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a specially crafted HTTP request to the server and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

IBM WebSphere Application Server Liberty: 22.0.0.13 - 23.0.0.7

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_websphere_application_server_liberty:22.0.0.13:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_websphere_application_server_liberty:23.0.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:ibm_websphere_application_server_liberty:23.0.0.2:*:*:*:*:*:*:*

External links

https://exchange.xforce.ibmcloud.com/vulnerabilities/262567
https://www.ibm.com/support/pages/node/7027509

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.