Kubernetes nsenter container escape

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-18
Category
Analytics Alert Reference
Order
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

7 Days

Required Data

  • Requires:
    • XDR Agent

Detection Modules

ATT&CK Tactic

Privilege Escalation (TA0004)

ATT&CK Technique

Escape to Host (T1611)

Severity

Informational

Description

The nsenter command was used to execute a process in the context of the initialization process.

Attacker's Goals

Attackers may break out of a container to run commands on the host.

Investigative actions

Check whether the executing process is benign, and if this was a desired behavior as part of its normal execution flow.

Variations

Kubernetes nsenter container escape from a new Pod

Synopsis

ATT&CK Tactic

Privilege Escalation (TA0004)

ATT&CK Technique

Escape to Host (T1611)

Severity

Medium

Description

The nsenter command was used to execute a process in the context of the initialization process.

Attacker's Goals

Attackers may break out of a container to run commands on the host.

Investigative actions

Check whether the executing process is benign, and if this was a desired behavior as part of its normal execution flow.


Kubernetes nsenter container escape from a Pod

Synopsis

ATT&CK Tactic

Privilege Escalation (TA0004)

ATT&CK Technique

Escape to Host (T1611)

Severity

Low

Description

The nsenter command was used to execute a process in the context of the initialization process.

Attacker's Goals

Attackers may break out of a container to run commands on the host.

Investigative actions

Check whether the executing process is benign, and if this was a desired behavior as part of its normal execution flow.