Security Bulletin
Summary
Burst Buffer (CAST) has addressed the following vulnerability. A command in bbProxy to gather debug info upon a system failure can execute with unchecked user input.
Vulnerability Details
CVEID: CVE-2018-1776
DESCRIPTION: IBM CAST Burst Buffer Proxy could allow a local user to gather debug information upon a system failure which can be used to execute commands with unchecked user input.
CVSS Base Score: 8.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148799 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H)
Affected Products and Versions
| Affected Burst Buffer (CAST) | Affected Versions |
|---|---|
| CAST | 1.1.1 |
Remediation/Fixes
| Product | VRMF | APAR | Remediation / First Fix |
|---|---|---|---|
| CAST | 1.2.0 | n/a | https://ibm.ent.box.com/folder/51885593312 |
Workarounds and Mitigations
Apply the CAST 1.2.0 RPMs, which will change the command to avoid the potential exposure.
Get Notified about Future Security Bulletins
References
Acknowledgement
The vulnerability was reported to IBM by Ryan Adamson
*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.
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Document Information
Modified date:
01 December 2018
UID
ibm10733555