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Security Bulletin: IBM Sterling Connect:Direct for i5/OS is vulnerable to denial of service due to Zlib (CVE-2018-25032)

Security Bulletin


Summary

There is a vulnerability in the Zlib library used by IBM Sterling Connect:Direct for i5/OS. IBM Sterling Connect:Direct for i5/OS has addressed the applicable issue by upgrading to 1.2.12

Vulnerability Details

CVEID:   CVE-2018-25032
DESCRIPTION:   Zlib is vulnerable to a denial of service, caused by a memory corruption in the deflate operation. By using many distant matches, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/222615 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 i5/OS3.7
IBM Sterling Connect:Direct for i5/OS3.6
IBM Sterling Connect:Direct for i5/OS3.8

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by upgrading

ProductVersionRemediation/Fix/Instructions
IBM Sterling Connect:Direct for i5/OS3.8Apply 3.8.0.3, available on Fix Central.
IBM Sterling Connect:Direct for i5/OS3.7Apply 3.8.0.3, available on Fix Central.
IBM Sterling Connect:Direct for i5/OS3.6Apply 3.8.0.3, available on Fix Central.

 

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

Change History

02 Sep 2022: 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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Document Information

Modified date:
08 September 2022

Initial Publish date:
02 September 2022

UID

ibm16618697

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