#VU82638 Resource exhaustion in Django - CVE-2023-46695
Published: November 1, 2023
Vulnerability identifier: #VU82638
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-46695
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Django
Django
Software vendor:
Django Software Foundation
Django Software Foundation
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources during NFKC normalization. A remote attacker can pass a very large number of Unicode characters to "django.contrib.auth.forms.UsernameField" and perform a denial of service (DoS) attack.
The vulnerability affects Windows installations only.
Remediation
Install updates from vendor's website.