Security Bulletin
Summary
Ibm DataPower Gateway, when deployed by DataPower Operator on Kubernetes & OpenShift, is subject to a potential denial of service. IBM has addressed the relevant CVEs
Vulnerability Details
CVEID: CVE-2021-44717
DESCRIPTION: Golang Go could allow a remote attacker to bypass security restrictions, caused by an error in the syscall.ForkExec() interface. By causing the erroneous closing of file descriptor 0 after file-descriptor exhaustion, an attacker could exploit this vulnerability to compromise data integrity and/or confidentiality in a somewhat uncontrolled way in programs linked with and using syscall.ForkExec().
CVSS Base score: 4.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/216563 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N)
CVEID: CVE-2021-44716
DESCRIPTION: Golang Go is vulnerable to a denial of service, caused by an uncontrolled memory consumption in the header canonicalization cache in net/http. By sending HTTP/2 requests, a remote attacker could exploit this vulnerability to consume all available memory resources.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/216553 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 DataPower Gateway V10.0.4 | 10.0.2.0-10.0.4.0 |
IBM DataPower Gateway 10.0.1 | 10.0.1.0-10.0.1.5 |
Remediation/Fixes
Affected product | Fixed in version | APAR |
IBM DataPower Gateway V10CD | 10.0.4.0sr1, 10.5.0.0 | IT40393 |
IBM DataPower Gateway 10.0.1 | 10.0.1.6 | IT40393 |
Workarounds and Mitigations
None
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References
Change History
18 Mar 2022: 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 May 2022
UID
ibm16589179