6.1
MEDIUM
CVE-2019-11236
Apache Urllib3 CRLF Injection Vulnerability
Description

In the urllib3 library through 1.24.1 for Python, CRLF injection is possible if the attacker controls the request parameter.

INFO

Published Date :

April 15, 2019, 3:29 p.m.

Last Modified :

Nov. 21, 2024, 4:20 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.8
Public PoC/Exploit Available at Github

CVE-2019-11236 has a 3 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-2019-11236 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 Python urllib3
1 Urllib3 urllib3
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-11236.

URL Resource
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html
https://access.redhat.com/errata/RHSA-2019:2272
https://access.redhat.com/errata/RHSA-2019:3335
https://access.redhat.com/errata/RHSA-2019:3590
https://github.com/urllib3/urllib3/issues/1553 Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00016.html
https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R62XGEYPUTXMRHGX5I37EBCGQ5COHGKR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TBI45HO533KYHNB5YRO43TBYKA3E3VRL/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/
https://usn.ubuntu.com/3990-1/
https://usn.ubuntu.com/3990-2/
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html
https://access.redhat.com/errata/RHSA-2019:2272
https://access.redhat.com/errata/RHSA-2019:3335
https://access.redhat.com/errata/RHSA-2019:3590
https://github.com/urllib3/urllib3/issues/1553 Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00016.html
https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R62XGEYPUTXMRHGX5I37EBCGQ5COHGKR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TBI45HO533KYHNB5YRO43TBYKA3E3VRL/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/
https://usn.ubuntu.com/3990-1/
https://usn.ubuntu.com/3990-2/

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).

Automatic monitor github cve using Github Actions

Python

Updated: 1 month, 3 weeks ago
1 stars 57 fork 57 watcher
Born at : April 7, 2021, 11:16 a.m. This repo has been linked 1008 different CVEs too.

Security audit Python project dependencies against security advisory databases.

pip poetry pipenv vulnerabilities vulnerability-detection github-security-advisories safety safety-db gemnasium pyup dependency-graph cvssv3 cvssv2 security-tools supply-chain security

Makefile Python

Updated: 3 weeks, 4 days ago
66 stars 13 fork 13 watcher
Born at : Jan. 26, 2020, 4:40 p.m. This repo has been linked 4 different CVEs too.

CI Vuln Scanner

Python Shell

Updated: 1 year, 5 months ago
6 stars 0 fork 0 watcher
Born at : April 24, 2019, 4:58 a.m. This repo has been linked 11 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-2019-11236 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-11236 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html
    Added Reference https://access.redhat.com/errata/RHSA-2019:2272
    Added Reference https://access.redhat.com/errata/RHSA-2019:3335
    Added Reference https://access.redhat.com/errata/RHSA-2019:3590
    Added Reference https://github.com/urllib3/urllib3/issues/1553
    Added Reference https://lists.debian.org/debian-lts-announce/2019/06/msg00016.html
    Added Reference https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html
    Added Reference https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R62XGEYPUTXMRHGX5I37EBCGQ5COHGKR/
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TBI45HO533KYHNB5YRO43TBYKA3E3VRL/
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/
    Added Reference https://usn.ubuntu.com/3990-1/
    Added Reference https://usn.ubuntu.com/3990-2/
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TBI45HO533KYHNB5YRO43TBYKA3E3VRL/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R62XGEYPUTXMRHGX5I37EBCGQ5COHGKR/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/ [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/TBI45HO533KYHNB5YRO43TBYKA3E3VRL/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/R62XGEYPUTXMRHGX5I37EBCGQ5COHGKR/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/
  • CVE Modified by [email protected]

    Oct. 08, 2023

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2023/10/msg00012.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 15, 2021

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 20, 2020

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/XOSA2NT4DUQDBEIWE6O7KKD24XND7TE2/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 08, 2020

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/NKGPJLVLVYCL4L4B4G5TIOTVK4BKPG72/ [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 06, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:3335 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2019:3590 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 15, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00041.html [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 14, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 06, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:2272 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 29, 2019

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3990-2/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 20, 2019

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2019/06/msg00016.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 13, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/R62XGEYPUTXMRHGX5I37EBCGQ5COHGKR/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 12, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/TBI45HO533KYHNB5YRO43TBYKA3E3VRL/ [No Types Assigned]
  • CVE Modified by [email protected]

    May. 21, 2019

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3990-1/ [No Types Assigned]
  • Reanalysis by [email protected]

    Apr. 24, 2019

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:python:urllib3:*:*:*:*:*:*:*:* versions up to (including) 1.24.1 OR *cpe:2.3:a:python:urllib3:*:*:*:*:*:*:*:* versions up to (including) 1.24.2
  • Initial Analysis by [email protected]

    Apr. 16, 2019

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://github.com/urllib3/urllib3/issues/1553 No Types Assigned https://github.com/urllib3/urllib3/issues/1553 Exploit, Issue Tracking, Third Party Advisory
    Added CWE CWE-93
    Added CPE Configuration OR *cpe:2.3:a:python:urllib3:*:*:*:*:*:*:*:* versions up to (including) 1.24.1
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-2019-11236 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-2019-11236 weaknesses.

Exploit Prediction

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

0.85 }} 0.23%

score

0.81961

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability