Security Bulletin: IBM Rational Build Forge is affected by Apache Tomcat version used in it. (CVE-2021-42340)

Summary

IBM Rational Build Forge is affected by CVE-2021-42340.

Vulnerability Details

CVEID:CVE-2021-42340
**DESCRIPTION:**Apache Tomcat is vulnerable to a denial of service, caused by a memory leak flaw in WebSocket connections. By sending a specially-crafted request using OutOfMemoryError, 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/211354 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

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)

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Remediation/Fix

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IBM Rational Build Forge 8.0.0 to 8.0.0.21

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Download IBM Rational Build Forge 8.0.0.22.

The fix includes Apache Tomcat - 9.0.59.

Workarounds and Mitigations

None