Code injection in IBM Db2

1) Code Injection

EUVDB-ID: #VU85127

Risk: Medium

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

CVE-ID: CVE-2023-27859

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to modify data on the system.

The vulnerability exists due to improper input validation. A remote user can install a malicious jar file that overwrites the existing like-named jar file in another database.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM DB2: before 11.5.9

External links

http://www.ibm.com/support/pages/node/7105503

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user 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.