Command Injection in IBM AIX and IBM VIOS

Published: 2024-04-12

Risk	Medium
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2023-51765
CWE-ID	CWE-77
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	IBM VIOS Server applications / Application servers IBM AIX Operating systems & Components / Operating system
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Command Injection

EUVDB-ID: #VU84797

Risk: Medium

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

CVE-ID: CVE-2023-51765

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

The vulnerability allows a remote attacker to spoof email messages.

The vulnerability exists due to an error when handling line endings other than <CR><LF>. A remote attacker can spoof contents of email message and bypass SPF protection mechanism.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM VIOS: before 4.1.0.20

IBM AIX: before 7.3.2 SP02

External links

http://www.ibm.com/support/pages/node/7148150

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.