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Security Bulletin: A Remote Vulnerability Affects IBM Sterling Connect:Direct for Microsoft Windows (CVE-2020-4767)

Security Bulletin


Summary

IBM Sterling Connect:Direct for Microsoft Windows could allow a remote attacker to cause a denial of service, caused by a buffer over-read. IBM Sterling Connect:Direct for Microsoft Windows has addressed the applicable CVE.

Vulnerability Details

CVEID:   CVE-2020-4767
DESCRIPTION:   IBM Sterling Connect:Direct for Microsoft Windows could allow a remote attacker to cause a denial of service, caused by a buffer over-read. Bysending a specially crafted request, the attacker could cause the application to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188906 for the current score.
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

Affected Product(s)Version(s)
IBM Sterling Connect Direct for Microsoft Windows4.8
Sterling Connect Direct for Microsoft Windows4.7
IBM Connect Direct for Microsoft Windows6.0
IBM Connect Direct for Microsoft Windows6.1

Remediation/Fixes

Affected Product(s)Version(s)APARRemediation / First Fix
Sterling Connect Direct for Microsoft Windows4.7IT34442Apply 4.7.0.7_iFix018, available on Fix Central
IBM Sterling Connect Direct for Microsoft Windows4.8IT34442Apply 4.8.0.3_iFix024, available on Fix Central
IBM Connect Direct for Microsoft Windows6.0IT34442Apply 6.0.0.4_iFix021, available on Fix Central
IBM Connect Direct for Microsoft Windows6.1IT34442Apply 6.1.0.1_iFix001, available on Fix Central

For older versions IBM recommends upgrading to a fixed, supported version of the product.

Workarounds and Mitigations

None

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References

Off

Acknowledgement

The vulnerability was reported to IBM by Sabine Degen

Change History

26 Oct 2020: 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 Location

Worldwide

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Document Information

Modified date:
30 October 2020

UID

ibm16356019