Deserialization of untrusted data in IBM App Connect Enterprise

Published: 2023-09-15
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-33008
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 one medium risk vulnerability.

1) Deserialization of Untrusted Data

EUVDB-ID: #VU80782

Risk: Medium


CVE-ID: CVE-2023-33008


Exploit availability:


The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can pass specially crafted JSON input that uses large numbers (numbers such as 1e20000000) to the application and perform a denial of service attack.


Install update from vendor's website.

Vulnerable software versions

IBM App Connect Enterprise: -

Fixed software versions

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?