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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.splunk.com/en_us/product-security/announcements/svd-2022-0503.html	Vendor Advisory
https://www.splunk.com/en_us/product-security/announcements/svd-2022-0503.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:8.2.0::::enterprise:::

History

21 Nov 2024, 06:05

Type	Values Removed	Values Added
References	~~() https://www.splunk.com/en_us/product-security/announcements/svd-2022-0503.html - Vendor Advisory~~	() https://www.splunk.com/en_us/product-security/announcements/svd-2022-0503.html - Vendor Advisory

Information

Published : 2022-05-06 17:15

Updated : 2024-11-21 06:05

NVD link : CVE-2021-31559

Mitre link : CVE-2021-31559

CVE.ORG link : CVE-2021-31559

JSON object : View

Products Affected

splunk

splunk

CWE

CWE-288

Authentication Bypass Using an Alternate Path or Channel

NVD-CWE-noinfo

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