SB20240806133 - Amazon Linux AMI update for containerd



SB20240806133 - Amazon Linux AMI update for containerd

Published: August 6, 2024

Security Bulletin ID SB20240806133
Severity
Medium
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 75% Low 25%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Security restrictions bypass (CVE-ID: CVE-2022-23648)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to an error when handling specially crafted image configuration in containerd where containers launched through containerd’s CRI implementation. A remote attacker can bypass any policy-based enforcement on container setup and access the read-only copies of arbitrary files and directories on the host.


2) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2022-24769)

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to containers are incorrectly started with non-empty inheritable Linux process capabilities, which leads to security restrictions bypass and privilege escalation.


3) Resource exhaustion (CVE-ID: CVE-2022-31030)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources within the ExecSync API. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


4) Improper Privilege Management (CVE-ID: CVE-2022-36109)

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to improper privilege management caused by improper setup of supplementary groups. A local user can bypass primary group restrictions and compromise the container.


Remediation

Install update from vendor's website.