Sudoedit Brute force attempt

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	1 Hour
Deduplication Period	1 Day
Required Data	XDR Agent
ATT&CK Tactic	Privilege Escalation (TA0004)
ATT&CK Technique	Exploitation for Privilege Escalation (T1068)
Severity	Medium

Description

An unusual amount of sudoedit commands executed in a short period of time. This may indicate an attempt to exploit CVE-2021-3156.

Attacker's Goals

The attacker may gain higher privileges via exploitation of sudoedit.

Investigative actions

• Verify that the current version of sudo in not vulnerable to CVE-2021-3156.