Security Bulletin
Summary
libssh2 is used by Power Hardware Management Console (HMC). HMC has addressed the applicable CVEs
Vulnerability Details
CVEID: CVE-2016-0787
DESCRIPTION: libssh2 could provide weaker than expected security, caused by a type confusion error during the SSHv2 handshake resulting in the generation of a reduced amount of random bits for Diffie-Hellman. An attacker could exploit this vulnerability using the truncated Diffie-Hellman secret to launch further attacks on the system.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111562 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
Affected Products and Versions
Power HMC V8.1.0.0
Power HMC V8.2.0.0
Power HMC V8.3.0.0
Power HMC V8.4.0.0
Remediation/Fixes
The following fixes are available on IBM Fix Central
Product | VRMF | APAR | Remediation/Fix |
Power HMC | V8.8.1.0 SP3 | MB04008 | |
Power HMC | V8.8.2.0 SP2 | MB04009 | |
Power HMC | V8.8.3.0 SP2 | MB04011 | |
Power HMC | V8.8.4.0 SP1 | MB04012 |
Workarounds and Mitigations
None
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References
*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
nas8N1021267