Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-31559

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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 35.7%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
Products affected by CVE-2021-31559
  • Splunk » Splunk » Version: 8.1.0
    cpe:2.3:a:splunk:splunk:8.1.0
  • Splunk » Splunk » Version: 8.1.1
    cpe:2.3:a:splunk:splunk:8.1.1
  • Splunk » Splunk » Version: 8.1.2
    cpe:2.3:a:splunk:splunk:8.1.2
  • Splunk » Splunk » Version: 8.1.4
    cpe:2.3:a:splunk:splunk:8.1.4
  • Splunk » Splunk » Version: 8.2.0
    cpe:2.3:a:splunk:splunk:8.2.0


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