CVE-2023-36053
Published: 4 July 2023
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.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
python-django Launchpad, Ubuntu, Debian |
bionic |
Released
(1:1.11.11-1ubuntu1.21+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
| focal |
Released
(2:2.2.12-1ubuntu0.18)
|
|
| jammy |
Released
(2:3.2.12-2ubuntu1.7)
|
|
| kinetic |
Released
(3:3.2.15-1ubuntu1.4)
|
|
| lunar |
Released
(3:3.2.18-1ubuntu0.3)
|
|
| mantic |
Not vulnerable
(3:3.2.20-1.1)
|
|
| noble |
Not vulnerable
(3:3.2.20-1.1)
|
|
| trusty |
Needs triage
|
|
| upstream |
Released
(4.2.3,4.1.10,3.2.20)
|
|
| xenial |
Needs triage
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
- https://www.openwall.com/lists/oss-security/2023/07/03/1
- https://www.djangoproject.com/weblog/2023/jul/03/security-releases/
- https://github.com/django/django/commit/ad0410ec4f458aa39803e5f6b9a3736527062dcd (main)
- https://github.com/django/django/commit/454f2fb93437f98917283336201b4048293f7582 (3.2.20)
- https://docs.djangoproject.com/en/4.2/releases/security/
- https://groups.google.com/forum/#!forum/django-announce
- https://ubuntu.com/security/notices/USN-6203-1
- https://ubuntu.com/security/notices/USN-6203-2
- https://www.cve.org/CVERecord?id=CVE-2023-36053
- NVD
- Launchpad
- Debian