Amazon Linux AMI update for ecs-service-connect-agent



Risk High
Patch available YES
Number of vulnerabilities 5
CVE-ID CVE-2024-23322
CVE-2024-23323
CVE-2024-23324
CVE-2024-23325
CVE-2024-23327
CWE-ID CWE-416
CWE-1176
CWE-287
CWE-248
CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Amazon Linux AMI
Operating systems & Components / Operating system

Vendor Amazon Web Services

Security Bulletin

This security bulletin contains information about 5 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU86322

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-23322

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to a use-after-free error when idle and request per try timeout occur within the backoff interval. A remote attacker can cause a denial of service condition on the target system.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

CPE2.3 External links

https://alas.aws.amazon.com/AL2023/ALAS-2024-543.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Inefficient CPU Computation

EUVDB-ID: #VU86323

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-23323

CWE-ID: CWE-1176 - Inefficient CPU Computation

Exploit availability: No

Description

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

The vulnerability exists due to the excessive CPU usage when URI template matcher is configured using regex. A remote attacker can perform a denial of service (DoS) attack.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

CPE2.3 External links

https://alas.aws.amazon.com/AL2023/ALAS-2024-543.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

3) Improper Authentication

EUVDB-ID: #VU86324

Risk: High

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-23324

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an authentication bypass when proxy protocol filter sets invalid UTF-8 metadata. A remote attacker can bypass external authentication by downstream connections that use PROXY protocol.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

CPE2.3 External links

https://alas.aws.amazon.com/AL2023/ALAS-2024-543.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

4) Uncaught Exception

EUVDB-ID: #VU86325

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-23325

CWE-ID: CWE-248 - Uncaught Exception

Exploit availability: No

Description

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

The vulnerability exists due to uncaught exception in proxy protocol when using an address type that is not supported by the OS. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

CPE2.3 External links

https://alas.aws.amazon.com/AL2023/ALAS-2024-543.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

5) NULL pointer dereference

EUVDB-ID: #VU86326

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-23327

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error in proxy protocol when command type of LOCAL. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.27.3.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

CPE2.3 External links

https://alas.aws.amazon.com/AL2023/ALAS-2024-543.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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