title: Risky command safeguards bypass via rex search command field names in Splunk Enterprise
description: In Splunk Enterprise versions below 8.2.9 and 8.1.12, the way that the rex search command handles field names lets an attacker bypass  SPL safeguards for risky commands https://docs.splunk.com/Documentation/SplunkCloud/latest/Security/SPLsafeguards . 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.
problem types: CWE-20 Improper Input Validation
affected:
{
defaultStatus: affected
product: Splunk Enterprise
vendor: Splunk
versions:
lessThan: 8.1.12, status: affected, version: 8.1, versionType: custom
lessThan: 8.2.9, status: affected, version: 8.2, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 8.1
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL