Advisory Published
Updated

F5-K000135921

First published: Mon Aug 21 2023(Updated: )

An issue in the urllib.parse component of Python before 3.11.4 allows attackers to bypass blocklisting methods by supplying a URL that starts with blank characters.

Affected SoftwareAffected VersionHow to fix
F5 BIG-IP and BIG-IQ Centralized Management=17.1.0
F5 BIG-IP and BIG-IQ Centralized Management>=16.1.0<=16.1.4
F5 BIG-IP and BIG-IQ Centralized Management>=15.1.0<=15.1.9
F5 BIG-IP and BIG-IQ Centralized Management>=14.1.0<=14.1.5
F5 BIG-IP and BIG-IQ Centralized Management>=13.1.0<=13.1.5
F5 BIG-IP Next=1.1.0
F5 BIG-IP Next>=1.5.0<=1.8.0
F5 BIG-IP and BIG-IQ Centralized Management>=8.0.0<=8.4.0
F5 F5OS>=1.5.0<=1.5.1=1.4.0>=1.3.0<=1.3.2
1.7.0
F5 F5OS>=1.5.0<=1.5.1

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Frequently Asked Questions

  • What is the severity of F5-K000135921?

    F5-K000135921 is classified as a medium severity vulnerability due to its potential to allow attackers to bypass security controls.

  • How do I fix F5-K000135921?

    To remediate F5-K000135921, upgrade to the patched versions specified in the advisory for affected F5 BIG-IP and F5OS products.

  • What products are affected by F5-K000135921?

    F5-K000135921 affects multiple versions of F5 BIG-IP, BIG-IQ, and F5OS products as detailed in the vulnerability report.

  • Can F5-K000135921 lead to data breaches?

    Yes, F5-K000135921 can potentially lead to data breaches if exploited, as it allows attackers to bypass blocklisting measures.

  • Is there a workaround for F5-K000135921?

    Currently, the most effective measure against F5-K000135921 is to update the affected F5 products to their recommended versions.

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