Vulnerability identifier: #VU1022

Vulnerability risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C]

CVE-ID: CVE-2016-3053

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: Yes

Vulnerable software:
IBM AIX
Operating systems & Components / Operating system
IBM VIOS
Server applications / Application servers

Vendor: IBM Corporation

Description
The vulnerability allows a local user to obtain elevated privileges.
The vulnerability exists due to unspecified flaw in lsmcode. A local user can obtain root privileges on the system.
Successful exploitation of this vulnerability will allow the local attacker to obtain elevated privileges on vulnerable system.

Mitigation
Update fixed versions:
http://aix.software.ibm.com/aix/efixes/security/lsmcode_fix2.tar

Vulnerable software versions

IBM AIX: 6.1 - 7.2

IBM VIOS: 2.2.0

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External links
http://aix.software.ibm.com/aix/efixes/security/lsmcode_advisory2.asc

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.