Security Bulletin
Summary
App Connect Enterprise Certified Container may be vulnerable to a ReDoS (regular expression denial of service) flaw when processing URLs due to vulnerability CVE-2021-33502
Vulnerability Details
CVEID: CVE-2021-33502
DESCRIPTION: Node.js normalize-url module is vulnerable to a denial of service, caused by a ReDoS (regular expression denial of service) flaw in the data URLs. By using a specially-crafted regex input, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/202299 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) |
App Connect Enterprise Certified Container | 1.0 with Operator |
App Connect Enterprise Certified Container | 1.1 with Operator |
App Connect Enterprise Certified Container | 1.2 with Operator |
App Connect Enterprise Certified Container | 1.3 with Operator |
App Connect Enterprise Certified Container | 1.4 with Operator |
Remediation/Fixes
App Connect Enterprise Certified Container 1.0, 1.2 1.3 and 1.4 CD
Upgrade to App Connect Enterprise Certified Container Operator version 1.5.0 (available in CASE 1.5.0) or higher, and ensure that all components are at 12.0.1.0-r1 or higher.
App Connect Enterprise Certified Container 1.1 LTS
Upgrade to App Connect Enterprise Certified Container Operator version 1.1.2 EUS (available in CASE 1.1.2) or higher, and ensure that all components are at 11.0.0.13-r1-eus or higher.
Workarounds and Mitigations
None
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References
Acknowledgement
Change History
02 Jul 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:
29 July 2021
UID
ibm16469445