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CVE-2020-5203 — Vulnerability in bcosca/fatfree — CVE Details

CRITICAL

Fat-Free Framework arbitrary code execution

Published May 24, 2022Updated April 25, 2024Source: osv

Summary

In Fat-Free Framework 3.7.1, attackers can achieve arbitrary code execution if developers choose to pass user controlled input (e.g., `$_REQUEST`, `$_GET`, or `$_POST`) to the framework's Clear method.

Advisory Timeline

  • First published May 24, 2022 (1602 days ago).
  • Last revised April 25, 2024 — 702 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Composer
Update bcosca/fatfree to 3.7.2 or later
composer require "bcosca/fatfree:^3.7.2"

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: packagist (1).

PackageEcosystemAffectedFixed In
bcosca/fatfree
packagist
3.1.1, 3.1.2, 3.2.0, 3.2.1 (+13 more)3.7.2

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2020-5203?
Fat-Free Framework arbitrary code execution This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2020-5203?
CVE-2020-5203 affects bcosca/fatfree. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2020-5203 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-hpj2-4hfj-g233

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