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AUSCERT External Security Bulletin Redistribution
ESB-2021.4055
Security Bulletin: Vulnerabilities in OpenSSL affect IBM Integration Bus
and IBM App Connect Enterprise v11 & v12 (CVE-2021-3711)
1 December 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM App Connect Enterprise
Publisher: IBM
Operating System: Linux variants
Windows
AIX
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-3711
Reference: ESB-2021.3878
ESB-2021.2890
Original Bulletin:
https://www.ibm.com/support/pages/node/6520342
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Vulnerabilities in OpenSSL affect IBM Integration Bus and IBM App Connect
Enterprise v11 & v12 (CVE-2021-3711)
Document Information
Document number : 6520342
Modified date : 29 November 2021
Product : IBM App Connect Enterprise
Component : -
Software version : -
Operating system(s): Linux
AIX
Windows
Summary
Vulnerabilities in OpenSSL affect IBM Integration Bus and IBM App Connect
Enterprsie. The DataDirect ODBC Drivers & Nodejs used by IBM App Connect
Enterprise and IBM Integration Bus have addressed the applicable CVEs
Vulnerability Details
CVEID: CVE-2021-3711
DESCRIPTION: OpenSSL is vulnerable to a buffer overflow, caused by improper
bounds checking by the EVP_PKEY_decrypt() function within implementation of the
SM2 decryption. By sending specially crafted SM2 content, a remote attacker
could overflow a buffer and execute arbitrary code on the system or cause the
application to crash.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
208072 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
IBM Integration Bus V10.0.0 - V10.0.0.24
IBM App connect Enterprise V11 , V11.0.0.0 - V11.0.0.14
IBM App connect Enterprise V12.0.1.0
Remediation/Fixes
1. IT38663 addresses the DataDirect ODBC driver which is affected by
CVE-2021-3711
2 . IT38613 addresses the version of node js which is affected by CVE-2021-3711
+---------------+--------------------+--------+-------------------------------+
| Product | VRMF |APAR | Remediation / Fix |
+---------------+--------------------+--------+-------------------------------+
| | | |The APAR ( IT38613 ) is |
| | | |available in fix pack 12.0.2.0 |
| | | |IBM App Connect Enterprise |
|IBM App Connect| |IT38663 |Version V12-Fix Pack 12.0.2.0 |
|Enterprise V12 |V12.0.1.0 |, | |
| | |IT38613 |Interim fix for APAR ( IT38663 |
| | | |) is available from IBM Fix |
| | | |Central |
| | | | |
+---------------+--------------------+--------+-------------------------------+
| | | |The APAR ( IT38613 ) is |
| | | |available in fix pack 11.0.0.15|
| | | |IBM App Connect Enterprise |
|IBM App Connect| |IT38663 |Version V11-Fix Pack 11.0.0.15 |
|Enterprise v11 |V11.0.0.0-V11.0.0.14|, | |
| | |IT38613 |Interim fix for APAR ( IT38663 |
| | | |) is available from IBM Fix |
| | | |Central |
| | | | |
+---------------+--------------------+--------+-------------------------------+
| | | |Interim fix for APAR ( IT38663 |
| | | |) is available from |
|IBM Integration|V10.0.0.0 - |IT38663 |IBM Fix Central |
|Bus |V10.0.0.24 | | |
| | | | |
| | | | |
+---------------+--------------------+--------+-------------------------------+
Workarounds and Mitigations
None
Change History
20 Oct 2021: Initial Publication
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