Security Bulletin: Security vulnerabilities in Go affect IBM Cloud Pak for Multicloud Management Hybrid GRC.

Security Bulletin

Summary

Vulnerability Details

CVEID: CVE-2020-28366
DESCRIPTION: Golang Go could allow a remote attacker to execute arbitrary code on the system, caused by a code injection flaw in go command when cgo is in use in build time. By using a specially-crafted package, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/191978 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID: CVE-2020-28362
DESCRIPTION: Golang Go is vulnerable to a denial of service, caused by improper input validation by the math/big.Int methods. By sending a specially-crafted inputs, 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/191976 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-2020-28367
DESCRIPTION: Golang Go could allow a remote attacker to execute arbitrary code on the system, caused by a argument injection flaw in go command when cgo is in use in build time. By using a specially-crafted package, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/191979 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM Cloud Pak for Multicloud Management Security Services	2.0
IBM Cloud Pak for Multicloud Management Security Services	2.1
IBM Cloud Pak for Multicloud Management Security Services	2.2

Remediation/Fixes

Upgrade to latest IBM Cloud Pak for Multicloud Management 2.2.x fix pack version by following the instructions in

https://www.ibm.com/support/knowledgecenter/SSFC4F_2.2.0/install/upgrade_fixpack.html

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Complete CVSS v3 Guide
On-line Calculator v3

Acknowledgement

Change History

25 Jan 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: Security vulnerabilities in Go affect IBM Cloud Pak for Multicloud Management Hybrid GRC.