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

Published: 2024-07-02

Risk	Medium
Patch available	YES
Number of vulnerabilities	8
CVE-ID	CVE-2024-23326 CVE-2024-32475 CVE-2024-32974 CVE-2024-32975 CVE-2024-32976 CVE-2024-34362 CVE-2024-34363 CVE-2024-34364
CWE-ID	CWE-1391 CWE-253 CWE-416 CWE-191 CWE-835 CWE-248 CWE-119
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #3 is available. Public exploit code for vulnerability #4 is available. Public exploit code for vulnerability #6 is available. Public exploit code for vulnerability #7 is available.
Vulnerable software Subscribe	Amazon Linux AMI Operating systems & Components / Operating system
Vendor	Amazon Web Services

Security Bulletin

This security bulletin contains information about 8 vulnerabilities.

1) Use of Weak Credentials

EUVDB-ID: #VU91157

Risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-23326

CWE-ID: CWE-1391 - Use of Weak Credentials

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the Envoy incorrectly accepts HTTP 200 response for entering upgrade mode. A remote attacker can gain access to sensitive information on the system.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/AL2023/ALAS-2024-647.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) Incorrect Check of Function Return Value

EUVDB-ID: #VU88855

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-32475

CWE-ID: CWE-253 - Incorrect Check of Function Return Value

Exploit availability: No

Description

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

The vulnerability exists due to incorrect check of function return value when using auto_sni with :authority header longer than 255 characters. A remote attacker can perform a denial of service (DoS) attack.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/AL2023/ALAS-2024-647.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) Use-after-free

EUVDB-ID: #VU91154

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2024-32974

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 in EnvoyQuicServerStream::OnInitialHeadersComplete() function. A remote attacker can cause a denial of service condition on the target system.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/AL2023/ALAS-2024-647.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. However, proof of concept for this vulnerability is available.

4) Integer underflow

EUVDB-ID: #VU91153

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2024-32975

CWE-ID: CWE-191 - Integer underflow

Exploit availability: No

Description

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

The vulnerability exists due to integer underflow in QuicheDataReader::PeekVarInt62Length() function. A remote attacker can send a specially crafted request to the affected application, trigger integer underflow and cause a denial of service condition on the target system.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/AL2023/ALAS-2024-647.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. However, proof of concept for this vulnerability is available.

5) Infinite loop

EUVDB-ID: #VU91152

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-32976

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

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

The vulnerability exists due to infinite loop. A remote attacker can consume all available system resources and cause denial of service conditions.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/AL2023/ALAS-2024-647.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.

6) Use-after-free

EUVDB-ID: #VU91156

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2024-34362

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 in EnvoyQuicServerStream. A remote attacker can cause a denial of service condition on the target system.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/AL2023/ALAS-2024-647.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. However, proof of concept for this vulnerability is available.

7) Uncaught Exception

EUVDB-ID: #VU91155

Risk: Medium

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

CVE-ID: CVE-2024-34363

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 the nlohmann JSON library. 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-v1.29.5.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/AL2023/ALAS-2024-647.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. However, proof of concept for this vulnerability is available.

8) Buffer overflow

EUVDB-ID: #VU91158

Risk: Medium

CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-34364

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the mirror response. A remote user can trigger memory corruption and cause a denial of service condition on the target system.

Mitigation

Update the affected packages:

aarch64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.aarch64

src:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.src

x86_64:
    ecs-service-connect-agent-v1.29.5.0-1.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/AL2023/ALAS-2024-647.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.