CVE-2021-26253

HIGH

Splunk 8.1.0-8.1.6 - Unauthenticated MFA Bypass via DUO Implementation

Title source: llm
STIX 2.1

Description

A potential vulnerability in Splunk Enterprise's implementation of DUO MFA allows for bypassing the MFA verification in Splunk Enterprise versions before 8.1.6. The potential vulnerability impacts Splunk Enterprise instances configured to use DUO MFA and does not impact or affect a DUO product or service.

References (1)

Core 1

Scores

CVSS v3 8.1
EPSS 0.0020
EPSS Percentile 42.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-287
Status published
Products (1)
splunk/splunk 8.1.0 - 8.1.6
Published May 06, 2022
Tracked Since Feb 18, 2026