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ibmIBM6F3F6DADD552091B6F3667F9BAEA0214E2DEEEB84B68778DC8F4F03FD4DEF664
HistoryJun 08, 2021 - 9:52 p.m.

Security Bulletin: Potential TLS vulnerability using Diffie-Hellman TLS ciphersuites in IBM DataPower Gateway (CVE-2020-1968)

2021-06-0821:52:38
www.ibm.com
23

0.004 Low

EPSS

Percentile

72.9%

Summary

IBM has addressed the relevant CVE (CVE-2020-1968)

Vulnerability Details

CVEID:CVE-2020-1968
**DESCRIPTION:**OpenSSL could allow a remote attacker to obtain sensitive information, caused by a Raccoon attack in the TLS specification. By computing the pre-master secret in connections which have used a Diffie-Hellman (DH) based ciphersuite, an attacker could exploit this vulnerability to eavesdrop on all encrypted communications sent over that TLS connection.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/187977 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Affected Product(s) Version(s)
IBM DataPower Gateway 2018.4.1.0-20180401015

Remediation/Fixes

Affected Release Fixed in release APAR
IBM DataPower Gateway 2018.4.1 2018.4.1.16 IT26029

Workarounds and Mitigations

None

CPENameOperatorVersion
ibm datapower gatewayeq2018.4.1