Amazon Linux AMI update for amazon-ecr-credential-helper

Published: 2025-02-19

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-29406 CVE-2023-29409
CWE-ID	CWE-644 CWE-295
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Amazon Linux AMI Operating systems & Components / Operating system amazon-ecr-credential-helper Operating systems & Components / Operating system package or component
Vendor	Amazon Web Services

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Neutralization of HTTP Headers for Scripting Syntax

EUVDB-ID: #VU78327

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-29406

CWE-ID: CWE-644 - Improper Neutralization of HTTP Headers for Scripting Syntax

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to improper input validation in HTTP/1 client when handling HTTP Host header. A remote non-authenticated attacker can send a specially crafted HTTP request with a maliciously crafted Host header and inject additional headers or entire requests.

Successful exploitation of the vulnerability may allow an attacker to perform cross-site scripting, cache poisoning or session hijacking attacks.

Mitigation

Update the affected packages:

aarch64:
    amazon-ecr-credential-helper-0.7.1-2.amzn2023.aarch64

src:
    amazon-ecr-credential-helper-0.7.1-2.amzn2023.src

x86_64:
    amazon-ecr-credential-helper-0.7.1-2.amzn2023.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

amazon-ecr-credential-helper: before 0.7.1-2

CPE2.3

External links

https://alas.aws.amazon.com/AL2023/ALAS-2023-346.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) Improper Certificate Validation

EUVDB-ID: #VU78913