Multiple vulnerabilities in IBM App Connect Enterprise

Published: 2025-06-25

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2025-47935 CVE-2025-47944
CWE-ID	CWE-401 CWE-248
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	IBM App Connect Enterprise Universal components / Libraries / Software for developers
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Memory leak

EUVDB-ID: #VU111105

Risk: High

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-47935

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due to improper stream handling. When the HTTP request stream emits an error, the internal `busboy` stream is not closed, violating Node.js stream safety guidance. A remote attacker can force the application to leak memory and perform denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect Enterprise: 12.0.1.0 - 13.0.3.1

CPE2.3

External links

https://www.ibm.com/support/pages/node/7237715

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) Uncaught Exception

EUVDB-ID: #VU111106

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-47944

CWE-ID: CWE-248 - Uncaught Exception