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Security Bulletin: IBM Notes Remote Code Execution Vulnerability (CVE-2018-1435)

Security Bulletin


Summary

IBM Notes on Windows is vulnerable to a DLL hijacking attack which could result in code execution.

Vulnerability Details

CVEID: CVE-2018-1435
DESCRIPTION:
IBM Notes is vulnerable to a DLL hijacking attack. A remote attacker could trick a user to double click a malicious executable in an attacker-controlled directory, which could result in code execution.
CVSS Base Score: 7.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139563 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM Notes 9.0.1 to 9.0.1 FP10 IF1
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# PPUEAWC9KM.

IBM Notes 9.0.1 to 9.0.1 FP10 IF1.
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

These vulnerabilities were reported to IBM by Lasse Trolle Borup of Improsec ApS

Change History

01 Mar 2018: Draft
08 March 2018: First customer 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

Software version: 8.5, 8.5.0.2, 8.5.1, 8.5.1.5, 8.5.2, 8.5.2.4, 8.5.3, 8.5.3.6, 9.0, 9.0.1, 9.0.1.9

Operating system(s): Windows

Reference #: 2014198

Modified date: 08 March 2018


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