CVEvulnerability

CVE-2021-31559

7.5 HIGH Published 2022-05-06 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-05-06
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
Weaknesses
CWE-288

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 configurations

• splunk splunk (>= 8.1.0 < 8.1.5) • splunk splunk 8.2.0

Related

Weakness · CWE (1)

  • CWE-288 Authentication Bypass Using an Alternate Path or Channel weakness

References