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Security Bulletin: OpenSSL publicly disclosed vulnerability affects MessageGateway (CVE-2021-3711)

Security Bulletin


Summary

MessageGateway has addressed the following vulnerability(ies) by updating the version of OpenSSL.

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


Affected Product(s)Version(s)
IBM WIoTP MessageGateway5.0.0.1




Remediation/Fixes


Product

VRMFAPARRemediation/First Fix
IBM WIoTP MessageGateway
5.0.0.2
IT38289
5.0.0.2-IBM-IMA-IFIT38287




Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

22 Oct 2021: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Document Information

Modified date:
01 November 2021

Initial Publish date:
22 October 2021

UID

ibm16510162