Improper verification of cryptographic signature in IBM App Connect Enterprise



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-22899
CWE-ID CWE-347
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) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU74270

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-22899

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to zip4j does not always perform validation of MAC when decrypting a ZIP archive. A remote attacker can submit a malicious archive or tamper with data inside one.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect Enterprise: before 11.0.0.21

CPE2.3 External links

https://www.ibm.com/support/pages/node/6955913


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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