Security Bulletin: Apache CXF Vulnerability Affects IBM Global Mailbox (CVE-2021-22696)

Security Bulletin

Summary

Security vulnerability have been Identified In Apache CXF library shipped with IBM Global Mailbox.

Vulnerability Details

CVEID: CVE-2021-22696
DESCRIPTION: Apache CXF is vulnerable to a denial of service, caused by improper validation of request_uri parameter by the OAuth 2 authorization service. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause a denial of service condition on the authorization server.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/199335 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 Global High Availability Mailbox	6.0.2

Remediation/Fixes

Refer to the following security bulletins for vulnerability details and information about fixes addressed by Apache CXF which is/are shipped with Global Mailbox.

Principal Product and Version(s)	Affected Supporting Product and Version	Affected Supporting Product Security Bulletin
Global Mailbox version 6.1.0.3	Apache CXF Version 3.4.3	See links below

6.1.0.3 is now available on Fix central.

Sterling B2B Integrator

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7EOther%20software&product=ibm/Other+software/Sterling+B2B+Integrator&release=6.1.0.2&platform=All&function=fixId&fixids=6.1.0.3-OtherSoftware-B2Bi-All&includeSupersedes=0

Sterling File Gateway

https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7EOther%20software&product=ibm/Other+software/Sterling+File+Gateway&release=6.1.0.2&platform=All&function=fixId&fixids=6.1.0.3-OtherSoftware-SFG-All&includeSupersedes=0

Certified Container edition images and Helm charts are now available for download from IBM Entitled Registry (ER) and IBM public chart repository, respectively.

IBM Sterling B2B Integrator V6.1.0.3

Certified Container Image

cp.icr.io/cp/ibm-b2bi/b2bi:6.1.0.3

Helm Chart

https://github.com/IBM/charts/blob/master/repo/ibm-helm/ibm-b2bi-prod-2.0.3.tgz

IBM Sterling File Gateway V6.1.0.3

Certified Container Image

cp.icr.io/cp/ibm-sfg/sfg:6.1.0.3

Helm Chart

https://github.com/IBM/charts/blob/master/repo/ibm-helm/ibm-sfg-prod-2.0.3.tgz

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Acknowledgement

Change History

29 Jun 2021: 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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Tips

Security Bulletin: Apache CXF Vulnerability Affects IBM Global Mailbox (CVE-2021-22696)