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Security Bulletin: IBM Cloud Pak for Integration is vulnerable to Go vulnerabilities (CVE-2020-28851 and CVE-2020-28852)

Security Bulletin


Summary

IBM Cloud Pak for Integration is vulnerable to Go vulnerabilities CVE-2020-28851 and CVE-2020-28852 with details of each below.

Vulnerability Details

CVEID:   CVE-2020-28851
DESCRIPTION:   Golang Go is vulnerable to a denial of service, caused by improper input validation while parsing the -u- extension in language.ParseAcceptLanguage. By sending a specially-crafted HTTP Accept-Language header, a remote attacker could exploit this vulnerability to cause an index out of range panic.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/194162 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)

CVEID:   CVE-2020-28852
DESCRIPTION:   Golang Go is vulnerable to a denial of service, caused by improper input validation while processing a BCP 47 tag in language.ParseAcceptLanguage. By sending a specially-crafted HTTP Accept-Language header, a remote attacker could exploit this vulnerability to cause a slice bounds out of range panic.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/194163 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 Cloud Pak for Integration (CP4I) Operator 2020.2.1
2020.3.1
2020.4.1-0-eus
Platform Navigator in IBM Cloud Pak for Integration (CP4I) 2020.2.1
2020.3.1
2020.4.1-0-eus
Asset Repository in IBM Cloud Pak for Integration (CP4I) 2020.2.1
2020.3.1
2020.4.1-0-eus

Remediation/Fixes

IBM Cloud Pak for Integration Operator
Upgrade Cloud Pak for Integration to 2020.4.1-1-eus using the Operator upgrade process described in the Knowledge Center
https://www.ibm.com/support/knowledgecenter/SSGT7J_20.4/upgrade/upgrade.html

Platform Navigator in IBM Cloud Pak for Integration
Upgrade Platform Navigator to 2020.4.1-1-eus using the Operator upgrade process described in the Knowledge Center https://www.ibm.com/support/knowledgecenter/SSGT7J_20.4/upgrade/upgrade_platform_navigator.html
Asset Repository in IBM Cloud Pak for Integration
Upgrade Asset Repository to 2020.4.1-1-eus using the Operator upgrade process described in the Knowledge Center https://www.ibm.com/support/knowledgecenter/SSGT7J_20.4/upgrade/upgrade_asset_repo.html

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

23 Mar 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:
23 March 2021

Initial Publish date:
23 March 2021

UID

ibm16435145

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