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Security Bulletin: IBM Sterling Connect:Express for UNIX is vulnerable to denial of service due to OpenSSL (CVE-2022-0778)

Security Bulletin


Summary

OpenSSL is used by IBM Sterling Connect:Express for UNIX. IBM Sterling Connect:Express for UNIX has addressed the applicable CVE.

Vulnerability Details

CVEID:   CVE-2022-0778
DESCRIPTION:   OpenSSL is vulnerable to a denial of service, caused by a flaw in the BN_mod_sqrt() function when parsing certificates. By using a specially-crafted certificate with invalid explicit curve parameters, a remote attacker could exploit this vulnerability to cause an infinite loop, and results in a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/221911 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:Express for UNIX1.5

Remediation/Fixes

Product(s)Version(s)Remediation/Fix/Instructions
IBM Sterling Connect:Express for UNIX1.5.0.1608 and priorUpgrade to 1.5.0.1609 or apply the OpenSSL 1.1.1lnUpdater for Connect:Express for Unix. Both are available on Fix Central.
 

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

15 Apr 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:
17 May 2022

Initial Publish date:
15 April 2022

UID

ibm16587036