Security Bulletin
Summary
IBM has announced a release for IBM Security Identity Governance and Intelligence (IGI) in response to security vulnerability. Multiple SMT/Hyper-Threading architectures and processors could allow a local attacker to obtain sensitive information. This vulnerability is known as PortSmash.
Vulnerability Details
DESCRIPTION: Multiple SMT/Hyper-Threading architectures and processors could allow a local attacker to obtain sensitive information, caused by execution engine sharing on Simultaneous Multithreading (SMT) architecture. By using the PortSmash new side-channel attack, an attacker could run a malicious process next to legitimate processes using the architectures parallel thread running capabilities to leak encrypted data from the CPU's internal processes. Note: This vulnerability is known as PortSmash.
CVSS Base Score: 5.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/152484 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
Affected Products and Versions
Remediation/Fixes
|
Product Name |
VRMF | First Fix |
| IGI | 5.2 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.1 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.2 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.2.1 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.3 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.3.1 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.3.2 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.4 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.4.1 | 5.2.5.0-ISS-SIGI-FP0001 |
| IGI | 5.2.5.0 | 5.2.5.0-ISS-SIGI-FP0001 |
Workarounds and Mitigations
Get Notified about Future Security Bulletins
References
Change History
01 July 2019: Original Version Published
*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.
Internal Use Only
Document Location
Worldwide
Product Synonym
IGI; IGA
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Document Information
Modified date:
19 July 2019
UID
ibm10957989