high
7.5
CWE
20
Advisory Published
Updated

CVE-2023-24329: Input Validation

First published: Fri Feb 17 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.

Credit: cve@mitre.org cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Python Python<3.7.17
Python Python>=3.8.0<3.8.17
Python Python>=3.9.0<3.9.17
Python Python>=3.10.0<3.10.12
Python Python>=3.11.0<3.11.4
Fedoraproject Fedora=36
Fedoraproject Fedora=37
Fedoraproject Fedora=38
Netapp Active Iq Unified Manager Vmware Vsphere
Netapp Active Iq Unified Manager Windows
Netapp Management Services For Element Software
Netapp Management Services For Netapp Hci
NetApp ONTAP Select Deploy administration utility
IBM QRadar SIEM<=7.5 - 7.5.0 UP7
redhat/python<3.11
3.11
debian/pypy3<=7.3.5+dfsg-2+deb11u2
7.3.5+dfsg-2+deb11u3
7.3.11+dfsg-2+deb12u2
7.3.17+dfsg-2
debian/python2.7
2.7.18-8+deb11u1
debian/python3.11
3.11.2-6+deb12u4
3.11.2-6+deb12u3
debian/python3.9<=3.9.2-1

Remedy

https://github.com/python/cpython/pull/99421

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2023-24329?

    CVE-2023-24329 is an issue in the urllib.parse component of Python before version 3.11.4 that allows attackers to bypass blocklisting methods.

  • How severe is CVE-2023-24329?

    CVE-2023-24329 has a severity rating of high (7).

  • Which software versions are affected by CVE-2023-24329?

    CVE-2023-24329 affects Python versions up to but excluding 3.11.4.

  • How can the vulnerability be fixed?

    To fix the vulnerability, users should update their Python installation to version 3.11.4 or later.

  • Where can I find more information about CVE-2023-24329?

    More information about CVE-2023-24329 can be found at the following references: [link1](https://pointernull.com/security/python-url-parse-problem.html), [link2](https://github.com/python/cpython/pull/99421), [link3](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2174012).

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