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Security Bulletin: Vulnerabilities in libssh2 affect Power Hardware Management Console (CVE-2016-0787)

Created by Rejy V Sasidaran on
Published URL:
https://www.ibm.com/support/pages/node/666977
666977

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

Off

*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.

[{"Product":{"code":"SSB6AA","label":"Power System Hardware Management Console Physical Appliance"},"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Component":"HMC","Platform":[{"code":"PF016","label":"Linux"}],"Version":"Version Independent","Edition":"Enterprise","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}}]

Document Information

Modified date:
22 September 2021

UID

nas8N1021267