Potential CVE-2025-32463 Sudo Chroot Execution Attempt

Last updated 3 months ago on 2025-10-15

Created 3 months ago on 2025-10-01

About

Detects suspicious use of sudo's --chroot / -R option consistent with attempts to exploit CVE-2025-32463 (the "sudo chroot" privilege escalation), where an attacker tricks sudo into using attacker-controlled NSS files or libraries to gain root.

Tags

Domain: EndpointOS: LinuxUse Case: Threat DetectionTactic: Privilege EscalationData Source: Elastic DefendData Source: SentinelOneData Source: CrowdstrikeData Source: Elastic EndgameData Source: Auditd ManagerUse Case: VulnerabilityLanguage: eql

Severity

high

Risk Score

MITRE ATT&CK™

Privilege Escalation (TA0004)(external, opens in a new tab or window)

↳ Exploitation for Privilege Escalation (T1068)(external, opens in a new tab or window)

License

Elastic License v2(external, opens in a new tab or window)

Definition

Rule Type

Event Correlation Rule

Integration Pack

Prebuilt Security Detection Rules

Index Patterns

logs-endpoint.events.process*logs-sentinel_one_cloud_funnel.*endgame-*auditbeat-*logs-auditd_manager.auditd-*logs-crowdstrike.fdr*

Related Integrations

endpoint(external, opens in a new tab or window)

auditd_manager(external, opens in a new tab or window)

sentinel_one_cloud_funnel(external, opens in a new tab or window)

crowdstrike(external, opens in a new tab or window)

Query

✄𐘗text code block:
✄𐘗process where host.os.type == "linux" and event.type == "start" and
event.action in ("exec", "exec_event", "start", "executed", "process_started", "ProcessRollup2") and
process.name == "sudo" and process.args like ("-R", "--chroot*") and
// To enforce the -R and --chroot arguments to be for sudo specifically, while wildcarding potential full sudo paths
process.command_line like ("*sudo -R*", "*sudo --chroot*")

Install detection rules in Elastic Security

Detect Potential CVE-2025-32463 Sudo Chroot Execution Attempt in the Elastic Security detection engine by installing this rule into your Elastic Stack.

To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(external, opens in a new tab or window).