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ibmIBM6114AA58C88DEA3B51D60EE5AA041A1E98B149140679ECA428F08C326A32F6AE
HistoryNov 15, 2021 - 2:27 a.m.

Security Bulletin: IBM WebSphere MQ for HP NonStop Server is affected by OpenSSL vulnerability CVE-2021-3711

2021-11-1502:27:51
www.ibm.com
9

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.052 Low

EPSS

Percentile

92.1%

JSON

Summary

A buffer overflow issue described by CVE-2021-3711 was identified in the OpenSSL component of IBM WebSphere MQ.

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)
WebSphere MQ V5.3 for HP NonStop Server (MIPS and Itanium) 5.3.1

Remediation/Fixes

WebSphere MQ V5.3.1 for HPE NonStop 5.3.1.17 IT38363 Apply patch for APAR IT38363

Workarounds and Mitigations

None

CPENameOperatorVersion
websphere mqeq5.3.1

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9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.052 Low

EPSS

Percentile

92.1%

JSON
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