Closed staging-whitesource-for-github-com[bot] closed 5 hours ago
:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.
CVE-2021-33503 - High Severity Vulnerability
Vulnerable Library - urllib3-1.17-py2.py3-none-any.whl
HTTP library with thread-safe connection pooling, file post, and more.
Library home page: https://files.pythonhosted.org/packages/40/4e/54411cb5f7c69782304a7ab27ba9d7d9a3908cd68b67f6502137342d0d9c/urllib3-1.17-py2.py3-none-any.whl
Path to dependency file: /requirements.txt
Path to vulnerable library: /tmp/ws-ua_20241105002822_HXDKTF/python_BFJFXZ/202411050028231/env/lib/python3.8/site-packages/urllib3-1.17.dist-info
Dependency Hierarchy: - :x: **urllib3-1.17-py2.py3-none-any.whl** (Vulnerable Library)
Found in HEAD commit: 865f745d7ba0d88e11b1758de1e7f6d7fc355ba1
Found in base branch: main
Vulnerability Details
An issue was discovered in urllib3 before 1.26.5. When provided with a URL containing many @ characters in the authority component, the authority regular expression exhibits catastrophic backtracking, causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect.
Publish Date: 2021-06-29
URL: CVE-2021-33503
CVSS 3 Score Details (7.5)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: None - Availability Impact: High
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://github.com/urllib3/urllib3/security/advisories/GHSA-q2q7-5pp4-w6pg
Release Date: 2021-06-29
Fix Resolution: 1.26.5
:rescue_worker_helmet: Automatic Remediation will be attempted for this issue.