PT-2019-5101 · Django Software Foundation+3 · Django+3

Guido Vranken + 1 · Published 2019-08-01 · Updated 2020-08-24 · CVE-2019-14233

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 through 1.11.22 Django versions 2.1.x through 2.1.10 Django versions 2.2.x through 2.2.3

Description The issue is related to the HTMLParser function in django.utils.html.strip tags, which can be slow to evaluate large input sequences containing incomplete HTML entities. This can be exploited by a remote attacker to cause a denial of service.

Recommendations For Django versions 1.11.x through 1.11.22, update to version 1.11.23 or later. For Django versions 2.1.x through 2.1.10, update to version 2.1.11 or later. For Django versions 2.2.x through 2.2.3, update to version 2.2.4 or later.

Fix

RCE

Resource Exhaustion

Weakness Enumeration

CWE-20

CWE-400

Related Identifiers

ALT-PU-2019-2364

ALT-PU-2019-2365

ALT-PU-2019-2367

BDU:2020-01767

CVE-2019-14233

DLA-1872-1

DSA-4498-1

GHSA-H5JV-4P7W-64JG

OPENSUSE-SU-2019:1839-1

OPENSUSE-SU-2019:1872-1

OPENSUSE-SU-2019_1839-1

PYSEC-2019-12

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 · 61

• 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/ALPINE-CVE-2019-14233 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-01767 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-14233 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-14233 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2019-14233 · Vendor Advisory
• https://security.gentoo.org/glsa/202004-17 · Vendor Advisory
• https://wiki.astralinux.ru/pages/viewpage.action?pageId=57444186 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2019:2257-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-14234 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-14233 · Security Note
• 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