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)
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
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
Get Notified about Future Security Bulletins
References
Off
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
UID
ibm16435145