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Security Bulletin: IBM Notes Privilege escalation in IBM Notes Smart Update Service

Security Bulletin


Summary

IBM Notes SUService can be misguided into running malicious code from a DLL masquerading as a Windows DLL in the temp directory. IBM plans to address this vulnerability by providing a fix.

Vulnerability Details

CVEID: CVE-2017-1711
DESCRIPTION:
IBM iNotes SUService can be misguided into running malicious code from a DLL masquerading as a windows DLL in the temp directory.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/134532 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)

Affected Products and Versions

IBM Notes 9.0.1 to 9.0.1 FP10
IBM Notes 9.0 to 9.0 IF4
IBM Notes 8.5.3 to 8.5.3 FP6 IF15
IBM Notes 8.5.2 to 8.5.2 FP4 IF3
IBM Notes 8.5.1. to 8.5.1 FP5 IF3
IBM Notes 8.5 release

Remediation/Fixes


Customers who remain on the following releases may open a Service Request with IBM Support referencing SPR# PPUEASNC5D.

IBM Notes 9.0.1 to 9.0.1 FP10
IBM Notes 9.0 to 9.0 IF4.
IBM Notes 8.5.3 to 8.5.3 FP6 IF15.
IBM Notes 8.5.2 to 8.5.2 FP4 IF3.
IBM Notes 8.5.1. to 8.5.1 FP5 IF3.
IBM Notes 8.5 release

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

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 Lasse Trolle Borup of Improsec ApS

Change History

19 November 2017: Initial 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
Client UI

Software version: 8.5.1.5, 8.5.2.4, 8.5.3.6, 9.0, 9.0.1.9

Operating system(s): Windows

Reference #: 2010775

Modified date: 16 February 2018


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