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Security Bulletin: IBM Notes is affected by a denial of service vulnerability

Security Bulletin


Summary

IBM Notes is vulnerable to a denial of service involving persuading a user to click on a malicious link, which would ultimately cause the client to have to be restarted. IBM has addressed this vulnerability.

Vulnerability Details

CVEID: CVE-2017-1129
DESCRIPTION:
 IBM Notes is vulnerable to a denial of service. If a user is persuaded to click on a malicious link, it could cause the Notes client to hang and have to be restarted.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/121370 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

Affected Products and Versions

IBM Notes 9.0.1 to 9.0.1 FP8IF1
IBM Notes 9.0 to 9.0 IF4.
IBM Notes 8.5.3 to 8.5.3 FP6 IF13.
IBM Notes 8.5.2 to 8.5.2 FP4 IF3.
IBM Notes 8.5.1. to 8.5.1 FP5 IF5.
IBM Notes 8.5 release

Remediation/Fixes


Product Version Link
IBM Notes 9.0.1 FP9 https://www.ibm.com/support/docview.wss?uid=swg24037141
IBM Notes 8.5.3 FP6 IF15 http://www.ibm.com/support/docview.wss?uid=swg21663874
IBM Notes 64-bit Mac 901 64-bit Mac IF11 http://www.ibm.com/support/docview.wss?uid=swg21657963

Customers who remain on the following versions may open a PMR via the IBM Support Portal and reference SPR PPUEAJ6C3N for custom fixes.

IBM Notes 9.0.1 to 9.0.1 FP8 IF1
IBM Notes 9.0 to 9.0 IF4.
IBM Notes 8.5.3 to 8.5.3 FP6 IF13.
IBM Notes 8.5.2 to 8.5.2 FP4 IF3.
IBM Notes 8.5.1. to 8.5.1 FP5 IF5.
IBM Notes 8.5 release

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 reported to IBM by researcher Dhiraj Mishra.

Change History

31 August 2017: Original Publication

*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.

Document information

More support for: IBM Notes
Security

Software version: 8.5.1.5, 8.5.2.4, 8.5.3.6, 9.0, 9.0.1.8

Operating system(s): Linux, OS X, Windows

Reference #: 1999385

Modified date: 31 August 2017


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