Security Bulletin
Summary
Netty (CVE-2021-43797) is used by IBM Tivoli Netcool/OMNIbus Transport Module Common Integration Library as part of the webhook integration. The latest patch includes Netty 4.1.72.Final to fix the vulnerability.
Vulnerability Details
CVEID: CVE-2021-43797
DESCRIPTION: Netty is vulnerable to HTTP request smuggling, caused by improper parsing of the HTTP transfer-encoding request header names. By sending a specially-crafted HTTP(S) transfer-encoding request header, an attacker could exploit this vulnerability to poison the web cache, bypass web application firewall protection, and conduct XSS attacks.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/215118 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N)
Affected Products and Versions
| Affected Product(s) | Version(s) |
|---|---|
| IBM Tivoli Netcool/OMNIbus Integration - Transport Module Common Integration Library | common-transportmodule-12_0 up to and including common-transportmodule-33_4 |
Remediation/Fixes
IBM strongly recommends addressing the vulnerability now.
| Updated Product(s) | Version(s) | Remediation/Fix/Instructions |
|---|---|---|
| IBM Tivoli Netcool/OMNIbus Integration - Transport Module Common Integration Library | common-transportmodule-33_6 | Refer to release notice for the part number of the new package and instructions for the upgrade |
Workarounds and Mitigations
None
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References
Change History
30 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:
30 March 2022
Initial Publish date:
30 March 2022
UID
ibm16566821