Security Bulletin: A vulnerability in GnuPG libgcrypt affects IBM Security Network Protection (CVE-2016-6313)

Summary

A security vulnerability has been discovered in GnuPG libgcrypt, which is used by IBM Security Network Protection.

Vulnerability Details

CVEID: CVE-2016-6313**
DESCRIPTION:** GnuPG could provide weaker than expected security, caused by an error in the mixing functions when obtaining 4640 bits from the random number generator. A local attacker could exploit this vulnerability to predict the next 160 bits of output.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/116169 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

IBM Security Network Protection 5.3.1
IBM Security Network Protection 5.3.2
IBM Security Network Protection 5.3.3

Remediation/Fixes

Product

| VRMF| Remediation/First Fix
—|—|—
IBM Security Network Protection| Firmware version 5.3.1| Download Firmware 5.3.1.12 from IBM Security License Key and Download Center and upload and install via the Available Updates page of the Local Management Interface.
IBM Security Network Protection| Firmware version 5.3.2| Install Firmware 5.3.2.6 from IBM Security License Key and Download Center and upload and install via the Available Updates page of the Local Management Interface.
IBM Security Network Protection| Firmware version 5.3.3| Install Firmware 5.3.3.2 from the Available Updates page of the Local Management Interface, or by performing a One Time Scheduled Installation from SiteProtector.

Workarounds and Mitigations

None