Out-of-bounds read in IBM Hardware Management Console



Published: 2022-06-06
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-3712
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
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IBM Hardware Management Console
Server applications / Remote management servers, RDP, SSH

Vendor IBM Corporation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU56064

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-3712

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when processing ASN.1 strings related to a confusion with NULL termination of strings in array. A remote attacker can pass specially crafted data to the application to trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Hardware Management Console: before 10.1.1010.0 ppc, 10.1.1010.0 x86, 9.2.952.0


CPE2.3 External links

http://www.ibm.com/blogs/psirt/security-bulletin-vulnerability-in-openssl-cve-2021-3712-affects-power-hmc/
http://www.ibm.com/support/pages/node/6590797

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.



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