Amazon Linux AMI update for containerd

1) Resource exhaustion

EUVDB-ID: #VU70039

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23471

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to an error in containerd CRI stream server when handling terminal resize events. A remote user can request a TTY and force it to fail by sending a faulty command and exhaust memory on the host.

Mitigation

Update the affected packages:

aarch64:
    containerd-debuginfo-1.6.19-1.amzn2023.0.1.aarch64
    containerd-stress-debuginfo-1.6.19-1.amzn2023.0.1.aarch64
    containerd-stress-1.6.19-1.amzn2023.0.1.aarch64
    containerd-1.6.19-1.amzn2023.0.1.aarch64
    containerd-debugsource-1.6.19-1.amzn2023.0.1.aarch64

src:
    containerd-1.6.19-1.amzn2023.0.1.src

x86_64:
    containerd-debuginfo-1.6.19-1.amzn2023.0.1.x86_64
    containerd-stress-debuginfo-1.6.19-1.amzn2023.0.1.x86_64
    containerd-stress-1.6.19-1.amzn2023.0.1.x86_64
    containerd-1.6.19-1.amzn2023.0.1.x86_64
    containerd-debugsource-1.6.19-1.amzn2023.0.1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

containerd: before 1.6.19-1

CPE2.3

• cpe:2.3:o:amazon_web_services:amazon_linux_ami:*:*:*:*:*:*:*:
• cpe:2.3:o:amazon_web_services:containerd:*:*:*:*:*:amazon_linux_ami:*:

External links

http://alas.aws.amazon.com/AL2023/ALAS-2023-156.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Resource exhaustion

EUVDB-ID: #VU72319

Risk: Medium

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-25153

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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.

Mitigation

Update the affected packages:

aarch64:
    containerd-debuginfo-1.6.19-1.amzn2023.0.1.aarch64
    containerd-stress-debuginfo-1.6.19-1.amzn2023.0.1.aarch64
    containerd-stress-1.6.19-1.amzn2023.0.1.aarch64
    containerd-1.6.19-1.amzn2023.0.1.aarch64
    containerd-debugsource-1.6.19-1.amzn2023.0.1.aarch64

src:
    containerd-1.6.19-1.amzn2023.0.1.src

x86_64:
    containerd-debuginfo-1.6.19-1.amzn2023.0.1.x86_64
    containerd-stress-debuginfo-1.6.19-1.amzn2023.0.1.x86_64
    containerd-stress-1.6.19-1.amzn2023.0.1.x86_64
    containerd-1.6.19-1.amzn2023.0.1.x86_64
    containerd-debugsource-1.6.19-1.amzn2023.0.1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

containerd: before 1.6.19-1

CPE2.3

• cpe:2.3:o:amazon_web_services:amazon_linux_ami:*:*:*:*:*:*:*:
• cpe:2.3:o:amazon_web_services:containerd:*:*:*:*:*:amazon_linux_ami:*:

External links

http://alas.aws.amazon.com/AL2023/ALAS-2023-156.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Improper Privilege Management

EUVDB-ID: #VU72320

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-25173

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

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.

Mitigation

Update the affected packages:

aarch64:
    containerd-debuginfo-1.6.19-1.amzn2023.0.1.aarch64
    containerd-stress-debuginfo-1.6.19-1.amzn2023.0.1.aarch64
    containerd-stress-1.6.19-1.amzn2023.0.1.aarch64
    containerd-1.6.19-1.amzn2023.0.1.aarch64
    containerd-debugsource-1.6.19-1.amzn2023.0.1.aarch64

src:
    containerd-1.6.19-1.amzn2023.0.1.src

x86_64:
    containerd-debuginfo-1.6.19-1.amzn2023.0.1.x86_64
    containerd-stress-debuginfo-1.6.19-1.amzn2023.0.1.x86_64
    containerd-stress-1.6.19-1.amzn2023.0.1.x86_64
    containerd-1.6.19-1.amzn2023.0.1.x86_64
    containerd-debugsource-1.6.19-1.amzn2023.0.1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

containerd: before 1.6.19-1

CPE2.3

• cpe:2.3:o:amazon_web_services:amazon_linux_ami:*:*:*:*:*:*:*:
• cpe:2.3:o:amazon_web_services:containerd:*:*:*:*:*:amazon_linux_ami:*:

External links

http://alas.aws.amazon.com/AL2023/ALAS-2023-156.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.