PT-2019-5093 · Django Software Foundation+3 · Django+3

Published 2019-08-01 · Updated 2020-08-24 · CVE-2019-14235

Positive Technologies (AI Summary)

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions Django versions 1.11.x before 1.11.23 Django versions 2.1.x before 2.1.11 Django versions 2.2.x before 2.2.4

Description The issue is related to the jango.utils.encoding.uri to iri function in the Django web development framework, which is associated with incorrect encoding of UTF-8 octet sequences, potentially leading to excessive memory usage due to recursion. Exploitation of this issue could allow a remote attacker to cause a denial of service.

Recommendations For Django versions 1.11.x before 1.11.23, update to version 1.11.23 or later. For Django versions 2.1.x before 2.1.11, update to version 2.1.11 or later. For Django versions 2.2.x before 2.2.4, update to version 2.2.4 or later.

Fix

RCE

Uncontrolled Recursion

Weakness Enumeration

CWE-20

CWE-674

Related Identifiers

ALT-PU-2019-2364

ALT-PU-2019-2365

ALT-PU-2019-2367

BDU:2020-01759

CVE-2019-14235

DSA-4498-1

GHSA-V9QG-3J8P-R63V

OPENSUSE-SU-2019:1839-1

OPENSUSE-SU-2019:1872-1

OPENSUSE-SU-2019_1839-1

PYSEC-2019-14

RHSA-2020:1324

RHSA-2020:4390

SUSE-SU-2019:2180-1

SUSE-SU-2019:2257-1

SUSE-SU-2019:2335-1

USN-4084-1

Affected Products

Alt Linux

Django

Suse

Ubuntu

References · 60

• https://cve.org/CVERecord?id=CVE-2019-14235 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2019:2180-1 · Vendor Advisory
• https://docs.djangoproject.com/en/dev/releases/security · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-14235 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-14235 · Vendor Advisory
• https://security.gentoo.org/glsa/202004-17 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2019:2257-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-14235 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-14234 · Vendor Advisory
• https://debian.org/security/2019/dsa-4498 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4498-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-14235 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4084-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se81-bulletin-20200429SE81 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2019-14 · Vendor Advisory