Security Bulletin
Summary
IBM Rational Build Forge is affected by CVE-2021-30640.
Vulnerability Details
CVEID: CVE-2021-30640
DESCRIPTION: Apache Tomcat could allow a remote attacker to bypass security restrictions, caused by improper authentication validation in the JNDI Realm. By sending a specially-crafted request using various user names, an attacker could exploit this vulnerability to bypass some of the protection provided by the LockOut Realm.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/205213 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM Rational Build Forge | 8.0.0 - 8.0.0.21 |
Remediation/Fixes
IBM strongly recommends addressing the vulnerability now by upgrading to IBM Rational Build Forge version 8.0.0.22 or above.
|
Affected Supporting Product(s) |
Remediation/Fix |
|
IBM Rational Build Forge 8.0.0 to 8.0.0.21 |
Download IBM Rational Build Forge 8.0.0.22. The fix includes Apache Tomcat - 9.0.59. |
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
04 Apr 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:
07 July 2022
UID
ibm16602007