high
7.5
CWE
1333
Advisory Published
CVE Published
Advisory Published
Updated

CVE-2023-36053

First published: Tue Jun 27 2023(Updated: )

``EmailValidator`` and ``URLValidator`` were subject to potential regular expression denial of service attack via a very large number of domain name labels of emails and URLs. Affected versions: Django main development branch, Django 4.2, Django 4.1, Django 3.2

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

Affected SoftwareAffected VersionHow to fix
ubuntu/python-django<4.2.3<4.1.10<3.2.20
4.2.3
4.1.10
3.2.20
ubuntu/python-django<2:2.2.12-1ubuntu0.18
2:2.2.12-1ubuntu0.18
ubuntu/python-django<2:3.2.12-2ubuntu1.7
2:3.2.12-2ubuntu1.7
ubuntu/python-django<3:3.2.15-1ubuntu1.4
3:3.2.15-1ubuntu1.4
ubuntu/python-django<3:3.2.18-1ubuntu0.3
3:3.2.18-1ubuntu0.3
ubuntu/python-django<1:1.11.11-1ubuntu1.21+
1:1.11.11-1ubuntu1.21+
Djangoproject Django>=3.2<3.2.20
Djangoproject Django>=4.0<4.1.10
Djangoproject Django>=4.2<4.2.3
Debian Debian Linux=10.0
redhat/python-django<4.2.3
4.2.3
redhat/python-django<4.1.10
4.1.10
redhat/python-django<3.2.20
3.2.20
Debian Debian Linux=11.0
Debian Debian Linux=12.0
Fedoraproject Fedora=37
Fedoraproject Fedora=38
pip/Django>=4.0.0<4.1.10
4.1.10
pip/Django>=3.2.0<3.2.20
3.2.20
pip/Django>=4.2.0<4.2.3
4.2.3
debian/python-django<=1:1.11.29-1~deb10u1
1:1.11.29-1+deb10u10
2:2.2.28-1~deb11u2
3:3.2.19-1+deb12u1
3:3.2.21-1
3:4.2.8-1

Remedy

https://www.djangoproject.com/weblog/2023/jul/03/security-releases/

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID of this security issue?

    The vulnerability ID is CVE-2023-36053.

  • What is the severity level of CVE-2023-36053?

    The severity level of CVE-2023-36053 is high.

  • Which versions of Django are affected by CVE-2023-36053?

    Django versions 3.2 before 3.2.20, 4 before 4.1.10, and 4.2 before 4.2.3 are affected by CVE-2023-36053.

  • What is the impact of CVE-2023-36053?

    CVE-2023-36053 can lead to a potential ReDoS (regular expression denial of service) attack via a very large number of domain name labels of emails and URLs in Django applications.

  • How can I mitigate the vulnerability CVE-2023-36053?

    To mitigate CVE-2023-36053, it is recommended to update Django to versions 3.2.20 or later, 4.1.10 or later, or 4.2.3 or later.

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