High severity · published Jul 3, 2023
CVE-2023-36053
In Django 3.2 before 3.2.20, 4 before 4.1.10, and 4.2 before 4.2.3, EmailValidator and URLValidator are subject to a potential ReDoS (regular expression denial of service) attack…
7.5
CVSS
3%
EPSS
No
On KEV
Description
In Django 3.2 before 3.2.20, 4 before 4.1.10, and 4.2 before 4.2.3, EmailValidator and URLValidator are subject to a potential ReDoS (regular expression denial of service) attack via a very large number of domain name labels of emails and URLs.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.0% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0; 11.0; 12.0 · source: NVD
DJ
Django · Djangoproject
3.2 before 3.2.20; 4.0 before 4.1.10; 4.2 before 4.2.3 · source: NVD
FE
Fedora · Fedoraproject
37; 38 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-36053
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-36053
Release Notes
https://docs.djangoproject.com/en/4.2/releases/security/
Permissions Required
https://groups.google.com/forum/#%21forum/django-announce
Mailing List
https://lists.debian.org/debian-lts-announce/2023/07/msg00022.html
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NRDGTUN4LTI6HG4TWR3JYLSFVXPZT42A/
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG5DYKPNDCEHJQ3TKPJQO7QGSR4FAYMS/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D/
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