Multiple vulnerabilities in IBM Integration Bus and IBM App Connect Enterprise

Published: 2022-07-05

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-43138 CVE-2022-21803
CWE-ID	CWE-94 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	IBM Integration Bus Server applications / Other server solutions IBM App Connect Enterprise Universal components / Libraries / Software for developers
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Prototype pollution

EUVDB-ID: #VU62361

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-2021-43138

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges within the application.

The vulnerability exists due to improper input validation when handling data passed via the mapValues() method. A remote attacker can send a specially crafted request and escalate privileges within the application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Integration Bus: 10.0.0.0 - 10.0.0.26

IBM App Connect Enterprise: 11.0.0.0 - 12.0.4.0

External links

http://www.ibm.com/support/pages/node/6601137

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.

2) Input validation error

EUVDB-ID: #VU64696