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ibmIBMA109199E005479F832F573F606044A00BC599B13E5938D58B5815EFCCF05BA20
HistoryNov 01, 2021 - 4:46 p.m.

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

2021-11-0116:46:56
www.ibm.com
28

0.068 Low

EPSS

Percentile

93.9%

JSON

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 MessageGateway 5.0.0.1

Remediation/Fixes

Product

| VRMF| APAR| Remediation/First Fix
—|—|—|—
IBM WIoTP MessageGateway|

5.0.0.2

|

_IT38289 _

| 5.0.0.2-IBM-IMA-IFIT38287

Workarounds and Mitigations

None

CPENameOperatorVersion
ibm iot messagesighteq5.0.0.1

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0.068 Low

EPSS

Percentile

93.9%

JSON
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