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OpenAdvisories
High · 7.5 CVE-2021-31559 EUVD-2021-18456GHSA-g37x-8fq5-rmrc

S2S TcpToken authentication bypass

Published May 6, 2022 · Updated Aug 3, 2024 · Assigned by Splunk

Description

A crafted request bypasses S2S TCP Token authentication writing arbitrary events to an index in Splunk Enterprise Indexer 8.1 versions before 8.1.5 and 8.2 versions before 8.2.1. The vulnerability impacts Indexers configured to use TCPTokens. It does not impact Universal Forwarders.

Affected products

VendorProductAffectedFixed
Splunk Splunk Enterprise 8.2 version(s) before 8.2.1, Version(s) before 8.1.5 —

References