Security Bulletin
Summary
libtirpc is used by Power Hardware Management Console (HMC). HMC has addressed the applicable CVE.
Vulnerability Details
CVEID: CVE-2017-8779
DESCRIPTION: rpcbind, LIBTIRPC, and NTIRPC are vulnerable to a denial of service, caused by improper validation of XDR strings in memory allocation. By sending a specially-crafted UDP packet, a remote attacker could exploit this vulnerability to cause memory consumption.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/125753 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
Power HMC V8.4.0.0
Power HMC V8.5.0.0
Power HMC V8.6.0.0
Remediation/Fixes
The following fixes are available on IBM Fix Central at: http://www-933.ibm.com/support/fixcentral/
Product | VRMF | APAR | Remediation/Fix |
Power HMC | V8.8.4.0 SP2 | MB04099 | |
Power HMC | V8.8.5.0 SP2 | MB04100 | |
Power HMC | V8.8.6.0 SP1 | MB04103 | |
Power HMC | V8.8.6.0 SP2 | MB04101 |
Workarounds and Mitigations
None
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References
Change History
28 Aug 2017 : Initial version
*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:
22 September 2021
UID
nas8N1022176