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AUSCERT External Security Bulletin Redistribution
ESB-2020.3326
Security Bulletin: IBM Cloud Private is vulnerable to a
Netty vulnerability (CVE-2020-11612)
28 September 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Cloud Private
Publisher: IBM
Operating System: Linux variants
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-11612
Reference: ESB-2020.2092
ESB-2020.1556
ESB-2020.1416
Original Bulletin:
https://www.ibm.com/support/pages/node/6338535
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IBM Cloud Private is vulnerable to a Netty vulnerability (CVE-2020-11612)
Security Bulletin
Summary
IBM Cloud Private is vulnerable to a Netty vulnerability
Vulnerability Details
CVEID: CVE-2020-11612
DESCRIPTION: Netty is vulnerable to a denial of service, caused by unbounded
memory allocation while decoding a ZlibEncoded byte stream in the ZlibDecoders.
By sending a large ZlibEncoded byte stream, a remote attacker could exploit
this vulnerability to exhaust memory resources.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
180530 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Affected Products and Versions
+--------------------+----------+
|Affected Product(s) |Version(s)|
+--------------------+----------+
|IBM Cloud Private |3.2.1 CD |
+--------------------+----------+
|IBM Cloud Private |3.2.2 CD |
+--------------------+----------+
Remediation/Fixes
Product defect fixes and security updates are only available for the two most
recent Continuous Delivery (CD) update packages
o IBM Cloud Private 3.2.1
o IBM Cloud Private 3.2.2
For IBM Cloud Private 3.2.1, apply Aug fix pack:
o IBM Cloud Private 3.2.1.2008
For IBM Cloud Private 3.2.2, apply Aug fix pack:
o IBM Cloud Private 3.2.2.2008
For IBM Cloud Private 3.1.0, 3.1.1, 3.1.2, 3.2.0:
Upgrade to the latest Continuous Delivery (CD) update package, IBM Cloud
Private 3.2.2.2008.
If required, individual product fixes can be made available between CD update
packages for resolution of problems. Contact IBM support for assistance
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
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