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Security Bulletin: Openstack Compute (Nova) noVNC proxy

Security Bulletin


Summary

Fix OpenStack Nova allowing a remote attacker to conduct phishing attacks, caused by an open redirect vulnerability in the noVNC component. By modifying untrusted URL input using multiple backslashes, an attacker could exploit this vulnerability to redirect a victim to arbitrary website

Vulnerability Details

CVEID:   CVE-2021-3654
DESCRIPTION:   OpenStack Nova could allow a remote attacker to conduct phishing attacks, caused by an open redirect vulnerability in the noVNC component. By modifying untrusted URL input using multiple backslashes ("/"), an attacker could exploit this vulnerability to redirect a victim to arbitrary Web sites.
CVSS Base score: 7.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/206478 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N)

Affected Products and Versions

Affected Product(s)Version(s)
PowerVC

1.4.4.2

2.0.0.0

2.0.1


Remediation/Fixes


 Product(s)VersionAPARRemediation
IBM PowerVC1.4.4.2
IT38556https://www.ibm.com/support/fixcentral/swg/downloadFixes?parent=ibm%7EOther%20software&product=ibm/Other+software/PowerVC&release=1.4.4.2&platform=All&function=fixId&fixids=1.4.4.2-PowerVC-RHEL-NOARCH-APAR-IT38556&includeRequisites=1&includeSupersedes=0&downloadMethod=http&login=true
IBM PowerVC2.0.0.0IT38556https://www.ibm.com/support/fixcentral/swg/downloadFixes?parent=ibm%7EOther%20software&product=ibm/Other+software/PowerVC&release=2.0.0.0&platform=All&function=fixId&fixids=2.0.0.0-PowerVC-RHEL-SLES-NOARCH-APAR-IT38556&includeRequisites=1&includeSupersedes=0&downloadMethod=http
IBM PowerVC2.0.1IT38556https://ibm.com/support/fixcentral/swg/downloadFixes?parent=ibm~Other%20software&product=ibm/Other+software/PowerVC&release=2.0.1&platform=All&function=fixId&fixids=2.0.1-PowerVC-RHEL-SLES-NOARCH-APAR-IT38556&includeRequisites=1&includeSupersedes=0&downloadMethod=http

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

Change History

25 Oct 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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Document Information

Modified date:
26 October 2021

UID

ibm16508880

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