Security Bulletin
Summary
Netty is vulnerable to a denial of service, caused by unbounded memory allocation while decoding a ZlibEncoded byte stream in the ZlibDecoders on IBM Watson Machine Learning Server
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 Watson Machine Learning Server on-prem | 2.0.0 |
Remediation/Fixes
Fix is available on WMLServer 2.0.0.1 release .
Download WMLS from Passport Advantage: https://www.ibm.com/support/pages/passport-advantage-and-passport-advantage-express
Workarounds and Mitigations
None
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References
Change History
21 Apr 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:
03 May 2021
Initial Publish date:
21 April 2021
UID
ibm16449284