Incorrect permission assignment for critical resource in IBM Db2

1) Incorrect permission assignment for critical resource

EUVDB-ID: #VU46004

Risk: Low

CVSSv3.1: 4.5 [CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-4414

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

Exploit availability: No

Description

The vulnerability allows a local attacker to compromise the target system.

The vulnerability exixts due to improper usage of shared memory. A local attacker can send a specially crafted request and obtain sensitive information or cause a denial of service (DoS) condition on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

IBM DB2: 9.7.0.0 - 11.5

External links

http://exchange.xforce.ibmcloud.com/vulnerabilities/179989
http://www.ibm.com/support/pages/node/6242356
http://www.trustwave.com/en-us/resources/security-resources/security-advisories/?fid=27559

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.

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.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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