Security restrictinos bypass in IBM Hardware Management Console

1) Error Handling

EUVDB-ID: #VU67029

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-41041

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to Java versions 8 and 11 fail to throw the exception captured during bytecode verification when verification is triggered by a MethodHandle invocation. A remote attacker can invoke unverified methods using MethodHandles and bypass implemented security restrictions.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Hardware Management Console: before 10.1.1020.0

External links

http://www.ibm.com/blogs/psirt/security-bulletin-vulnerability-in-ibm-sdk-java-technology-cve-2021-41041-affects-power-hmc/
http://www.ibm.com/support/pages/node/6824749

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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