Buffer overflow in IBM App Connect Enterprise Certified Container



Published: 2022-06-23
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-3634
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
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App Connect Enterprise Certified Container
Server applications / Other server solutions

Vendor IBM Corporation

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU56217

Risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-3634

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when handling shared secrets. A remote attacker can supply a shared secret of a different size, trigger a memory corruption during the second key re-exchange and crash the application or potentially execute arbitrary code.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

App Connect Enterprise Certified Container: 1.1 - 4.1.0

External links

http://www.ibm.com/support/pages/node/6597537


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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