IBM App Connect Enterprise update for Node.js



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-4160
CWE-ID CWE-310
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 low risk vulnerability.

1) Cryptographic issues

EUVDB-ID: #VU60166

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-4160

CWE-ID: CWE-310 - Cryptographic Issues

Exploit availability: No

Description

The vulnerability allows a remote attacker to decrypt TLS traffic.

The vulnerability exists due to BN_mod_exp may produce incorrect results on MIPS. A remote attacker can decrypt TLS traffic. According to vendor, multiple EC algorithms are affected, including some of the TLS 1.3 default curves. 

Successful exploitation of the vulnerability requires certain pre-requisites for attack, such as obtaining and  reusing private keys. 

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect Enterprise: 10.0.0.0 - 12.0.3.0

CPE2.3 External links

https://www.ibm.com/blogs/psirt/security-bulletin-vulnerabilities-in-node-js-affect-ibm-app-connect-enterprise-ibm-integration-bus-cve-2021-4160/
https://www.ibm.com/support/pages/node/6585694


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.



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