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Security Bulletin: IBM i is affected by an OSPF vulnerability (CVE-2017-1460)

Security Bulletin


Summary

IBM i OSPF is affected by this security vulnerability. IBM i has addressed this vulnerability.

Vulnerability Details

CVEID: CVE-2017-1460
DESCRIPTION: IBM i OSPF is vulnerable when a rogue router spoofs its origin. Routing tables are affected by a missing LSA, which may lead to loss of connectivity.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/128379 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

Releases 6.1, 7.1, 7.2 and 7.3 of IBM i are affected.

Remediation/Fixes

The issue can be fixed by applying a PTF to IBM i.
Releases 6.1, 7.1, 7.2 and 7.3 of IBM i are supported and will be fixed.

http://www-933.ibm.com/support/fixcentral/
The IBM i PTF numbers are:

Release 6.1 – SI64413
Release 7.1 – SI64412
Release 7.2 – SI64411
Release 7.3 – SI64350

Important note: IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

This vulnerability was identified by Gabi Nakibly, Chief Research Scientist of the National Research & Simulation Center at Rafael.

*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

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Cross reference information
Segment Product Component Platform Version Edition
Operating System IBM i 7.3
Operating System IBM i 7.2
Operating System IBM i 7.1
Operating System IBM i 6.1

Document information

More support for: IBM i
Security

Software version: 6.1, 7.1, 7.2, 7.3

Operating system(s): IBM i

Reference #: N1022191

Modified date: 27 July 2017