PyPi: Urllib3

CVE-2019-11236

Safety vulnerability ID: 37055

This vulnerability was reviewed by experts

The information on this page was manually curated by our Cybersecurity Intelligence Team.

Created at Apr 15, 2019 Updated at Dec 10, 2024

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Advisory

Urllib3 1.24.3 includes a fix for CVE-2019-11236: CRLF injection is possible if the attacker controls the request parameter.
https://github.com/urllib3/urllib3/commit/5d523706c7b03f947dc50a7e783758a2bfff0532
https://github.com/urllib3/urllib3/issues/1553

Affected package

urllib3

Latest version: 2.2.3

HTTP library with thread-safe connection pooling, file post, and more.

Affected versions

Fixed versions

Vulnerability changelog

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

MISC:https://github.com/urllib3/urllib3/issues/1553: https://github.com/urllib3/urllib3/issues/1553

Resources

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Severity Details

CVSS Base Score

MEDIUM 6.1

CVSS v3 Details

MEDIUM 6.1

Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality Impact (C): LOW
Integrity Impact (I): LOW
Availability Availability (A): NONE

CVSS v2 Details

MEDIUM 4.3

Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (Au): NONE
Confidentiality Impact (C): NONE
Integrity Impact (I): PARTIAL
Availability Impact (A): NONE