Amazon Linux AMI update for python3.11



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-24329
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Amazon Linux AMI
Operating systems & Components / Operating system

python3.11
Operating systems & Components / Operating system package or component

Vendor Amazon Web Services

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU72618

Risk: Medium

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

CVE-ID: CVE-2023-24329

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented filters.

The vulnerability exists due to insufficient validation of URLs that start with blank characters within urllib.parse component of Python. A remote attacker can pass specially crafted URL to bypass existing filters.

Mitigation

Update the affected packages:

aarch64:
    python3.11-3.11.6-1.amzn2023.0.1.aarch64
    python3.11-idle-3.11.6-1.amzn2023.0.1.aarch64
    python3.11-devel-3.11.6-1.amzn2023.0.1.aarch64
    python3.11-tkinter-3.11.6-1.amzn2023.0.1.aarch64
    python3.11-debugsource-3.11.6-1.amzn2023.0.1.aarch64
    python3.11-debug-3.11.6-1.amzn2023.0.1.aarch64
    python3.11-debuginfo-3.11.6-1.amzn2023.0.1.aarch64
    python3.11-libs-3.11.6-1.amzn2023.0.1.aarch64
    python3.11-test-3.11.6-1.amzn2023.0.1.aarch64

src:
    python3.11-3.11.6-1.amzn2023.0.1.src

x86_64:
    python3.11-tkinter-3.11.6-1.amzn2023.0.1.x86_64
    python3.11-3.11.6-1.amzn2023.0.1.x86_64
    python3.11-devel-3.11.6-1.amzn2023.0.1.x86_64
    python3.11-debugsource-3.11.6-1.amzn2023.0.1.x86_64
    python3.11-idle-3.11.6-1.amzn2023.0.1.x86_64
    python3.11-debug-3.11.6-1.amzn2023.0.1.x86_64
    python3.11-debuginfo-3.11.6-1.amzn2023.0.1.x86_64
    python3.11-libs-3.11.6-1.amzn2023.0.1.x86_64
    python3.11-test-3.11.6-1.amzn2023.0.1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

python3.11: before 3.11.6-1

CPE2.3 External links

https://alas.aws.amazon.com/AL2023/ALAS-2024-500.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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