SB2023021620 - Multiple vulnerabilities in containerd
Published: February 16, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 secuirty vulnerabilities.
1) 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.
2) Improper access control (CVE-ID: CVE-2022-2995)
The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to incorrect handling of the supplementary groups. A local user can bypass implemented security restrictions, leading to sensitive information disclosure or possible data modification.
3) Incorrect authorization (CVE-ID: CVE-2022-2989)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to incorrect handling of the supplementary groups in the Podman container engine. A local user with direct access to the affected container where supplementary groups are used can set access permissions and execute a binary code in that container.
4) Incorrect authorization (CVE-ID: CVE-2022-2990)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to incorrect handling of the supplementary groups in the Buildah container engine. A local user with direct access to the affected container where supplementary groups are used can set access permissions and execute a binary code in that container.5) Improper Privilege Management (CVE-ID: CVE-2023-25173)
The vulnerability allows a local user to escalate privileges.
The vulnerability exists due to improper privilege management where supplementary groups are not set up properly inside a container. A local user can use supplementary group access to bypass primary group restrictions and compromise the container.
6) Resource exhaustion (CVE-ID: CVE-2023-25153)
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 when importing an OCI image. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.