IBM Support

Security Bulletin: IBM Security Access Manager for Mobile is affected by a vulnerability in libssh2 (CVE-2016-0787)

Created by Ann-Louise Bolger on
Published URL:
https://www.ibm.com/support/pages/node/548471
548471

Security Bulletin


Summary

A vulnerability in libssh2 affects IBM Security Access Manager for Mobile.

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

IBM Security Access Manager for Mobile 8.0, all firmware versions

IBM Security Access Manager 9.0, all firmware versions

Remediation/Fixes

The table below provides links to patches for all affected versions. Follow the installation instructions in the README file included with the patch.

ProductVRMFAPARRemediation
IBM Security Access Manager for Mobile8.0.0.0 -
8.0.1.4		IV867181. For releases prior to 8.0.1.4, upgrade to 8.0.1.4:
8.0.1-ISS-ISAM-FP0004
2. Apply 8.0.1.4 Interim Fix 1:
8.0.1.4-ISS-ISAM-IF0001
IBM Security Access Manager9.0IV866961. For 9.0 environments, upgrade to 9.0.1.0:
IBM Security Access Manager V9.0.1 Multiplatform, Multilingual (CRW4EML)
2. Apply 9.0.1.0 Interim Fix 2:
9.0.1.0-ISS-ISAM-IF0002

Workarounds and Mitigations

None.

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References

Complete CVSS v2 Guide
On-line Calculator v2

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

July 29, 2016: Original version published.

*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:
16 June 2018

UID

swg21988190

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