Security Bulletin
Summary
IBM has released the Unified Extensible Firmware Interface (UEFI) fix for System x systems in response to the following Intel escalation of information disclosure vulnerability.
Vulnerability Details
CVEID: CVE-2020-0543
DESCRIPTION: Xen and multiple Intel processors could allow a local authenticated attacker to obtain sensitive information, caused by an incomplete cleanup from specific special register read operations in some Intel® Processors. An attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/183116 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| System x3250 M5 5458 | JUE1 |
| System x3100 M5 5457 | J9E1 |
Remediation/Fixes
Firmware fix versions are available on Fix Central: http://www.ibm.com/support/fixcentral/
| Affected Product(s) | Version(s) |
|
System x3250 M5 5458 (ibm_fw_uefi_jue142b-2.20_anyos_32-64) | jue142b-2.20 |
|
System x3100 M5 5457 (ibm_fw_uefi_j9e142b-2.20_anyos_32-64) | j9e142b-2.20 |
Workarounds and Mitigations
None
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References
Change History
13 Jul 2020: 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:
14 July 2020
UID
ibm16248091