7.5
HIGH
CVE-2019-14232
Django Regular Expression Catastrophic Backtracking Vulnerability in Text Truncation Functions
Description

An issue was discovered in Django 1.11.x before 1.11.23, 2.1.x before 2.1.11, and 2.2.x before 2.2.4. If django.utils.text.Truncator's chars() and words() methods were passed the html=True argument, they were extremely slow to evaluate certain inputs due to a catastrophic backtracking vulnerability in a regular expression. The chars() and words() methods are used to implement the truncatechars_html and truncatewords_html template filters, which were thus vulnerable.

INFO

Published Date :

Aug. 2, 2019, 3:15 p.m.

Last Modified :

July 3, 2024, 1:35 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2019-14232 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2019-14232 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Opensuse leap
1 Djangoproject django

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

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Updated: 2 months, 3 weeks ago
184 stars 22 fork 22 watcher
Born at : Dec. 3, 2022, 7:31 a.m. This repo has been linked 5 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-14232 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-14232 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 03, 2024

    Action Type Old Value New Value
    Added CWE CISA-ADP CWE-400
    Added CVSS V3.1 CISA-ADP AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 01, 2024

    Action Type Old Value New Value
    Added Reference MITRE http://www.openwall.com/lists/oss-security/2024/03/04/1 [No types assigned]
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://groups.google.com/forum/#%21topic/django-announce/jIoju2-KLDs [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STVX7X7IDWAH5SKE6MBMY3TEI6ZODBTK/ [No types assigned]
    Removed Reference MITRE https://groups.google.com/forum/#!topic/django-announce/jIoju2-KLDs
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/STVX7X7IDWAH5SKE6MBMY3TEI6ZODBTK/
  • CVE Modified by [email protected]

    Oct. 04, 2023

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2023/10/04/6 [No Types Assigned]
  • CWE Remap by [email protected]

    Aug. 24, 2020

    Action Type Old Value New Value
    Changed CWE CWE-20 CWE-400
  • CVE Modified by [email protected]

    May. 01, 2020

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202004-17 [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 28, 2019

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20190828-0002/ [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 15, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/STVX7X7IDWAH5SKE6MBMY3TEI6ZODBTK/ [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 14, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00025.html [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 12, 2019

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2019/dsa-4498 [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 12, 2019

    Action Type Old Value New Value
    Added Reference https://seclists.org/bugtraq/2019/Aug/15 [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 12, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00006.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00006.html Third Party Advisory
    Changed Reference Type https://docs.djangoproject.com/en/dev/releases/security/ No Types Assigned https://docs.djangoproject.com/en/dev/releases/security/ Patch, Vendor Advisory
    Changed Reference Type https://groups.google.com/forum/#!topic/django-announce/jIoju2-KLDs No Types Assigned https://groups.google.com/forum/#!topic/django-announce/jIoju2-KLDs Third Party Advisory
    Changed Reference Type https://www.djangoproject.com/weblog/2019/aug/01/security-releases/ No Types Assigned https://www.djangoproject.com/weblog/2019/aug/01/security-releases/ Vendor Advisory
    Added CWE CWE-20
    Added CPE Configuration OR *cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:* versions from (including) 1.11 up to (excluding) 1.11.23 *cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:* versions from (including) 2.1 up to (excluding) 2.1.11 *cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:* versions from (including) 2.2 up to (excluding) 2.2.4
    Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Aug. 08, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00006.html [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-14232 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-14232 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

4.24 }} 1.38%

score

0.92364

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability