Security Bulletin
Summary
IBM UrbanCode Release version 6.2.5.3 - 6.2.5.4 are affected by CVE-2021-30639
Vulnerability Details
CVEID: CVE-2021-30639
DESCRIPTION: Apache Tomcat is vulnerable to a denial of service, caused by improper error handling during non-blocking I/O. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to trigger non-blocking I/O errors resulting in a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/205212 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 UrbanCode Release | 6.2.5.3 - 6.2.5.4 |
Remediation/Fixes
IBM strongly recommends addressing the vulnerability now by upgrading to IBM UrbanCode Release version 6.2.5.5 or above.
|
Affected Supporting Product(s) |
Remediation/Fix |
|
IBM UrbanCode Release 6.2.5.3 - 6.2.5.4 |
Download IBM UrbanCode Release 6.2.5.5 – Includes Tomcat 8.5.69 |
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
24 Jan 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
Was this topic helpful?
Document Information
Modified date:
25 January 2022
UID
ibm16550778