Security Bulletin: IBM Event Streams is vulnerable to a denial of service attack due to the protobuf-java core and lite ( CVE-2022-3171).

Summary

Protobuf-java core and lite are used by IBM Event Streams. The protobuf-java core library provides comprehensive functionality for working with Protocol Buffers, including advanced parsing and serialization, while the protobuf-java-lite library offers a performance-optimized version for mobile or resource-constrained environments.

Vulnerability Details

CVEID:CVE-2022-3171
**DESCRIPTION:**protobuf-java core and lite are vulnerable to a denial of service, caused by a flaw in the parsing procedure for binary and text format data. By sending non-repeated embedded messages with repeated or unknown fields, a remote authenticated attacker could exploit this vulnerability to cause long garbage collection pauses.
CVSS Base score: 5.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/238394 for the current score.
CVSS Vector: (CVSS:3.0/AV:A/AC:L/PR:L/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

Upgrade to IBM Event Streams 11.4.0 by following the upgrading and migrating documentation.

Workarounds and Mitigations

None