CVE-2022-43566: splunk Improper Input Validation

Vulnerability summary

CVE-2022-43566 is a high (CVSS 8.0) Improper Input Validation vulnerability in splunk. EPSS estimates a 0.86% chance of exploitation in the next 30 days, higher than 57.7% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 04-11-2022
   PublishedVulnerability first disclosed.
2. 05-05-2025
   Last modifiedVulnerability information updated.

Description

In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, an authenticated user can run risky commands using a more privileged user’s permissions to bypass SPL safeguards for risky commands https://docs.splunk.com/Documentation/SplunkCloud/latest/Security/SPLsafeguards  in the Analytics Workspace. The vulnerability requires the attacker to phish the victim by tricking them into initiating a request within their browser. The attacker cannot exploit the vulnerability at will.

• CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.