Vulnerability Details : CVE-2021-3129

Ignition before 2.5.2, as used in Laravel and other products, allows unauthenticated remote attackers to execute arbitrary code because of insecure usage of file_get_contents() and file_put_contents(). This is exploitable on sites using debug mode with Laravel before 8.4.2.

Vulnerability category: Execute code

Published 2021-01-12 15:15:16

Updated 2022-02-22 10:15:18

Source MITRE

View at NVD, CVE.org

At least one public exploit which can be used to exploit this vulnerability exists!

CVE-2021-3129 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:

Laravel Ignition File Upload Vulnerability

CISA required action:

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA description:

Laravel Ignition contains a file upload vulnerability that allows unauthenticated remote attackers to execute malicious code due to insecure usage of file_get_contents() and file_put_contents().

Notes:

https://github.com/facade/ignition/releases/tag/2.5.2

Added on 2023-09-18 Action due date 2023-10-09

Exploit prediction scoring system (EPSS) score for CVE-2021-3129

Probability of exploitation activity in the next 30 days: 97.52%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 100 % EPSS Score History EPSS FAQ

Metasploit modules for CVE-2021-3129

Unauthenticated remote code execution in Ignition

Disclosure Date : 2021-01-13

exploit/multi/php/ignition_laravel_debug_rce

Ignition before 2.5.2, as used in Laravel and other products, allows unauthenticated remote attackers to execute arbitrary code because of insecure usage of file_get_contents() and file_put_contents(). This is exploitable on sites using debug mode with Laravel before 8.4.2. Authors: - Heyder Andrade <[email protected]> - ambionics

More information

CVSS scores for CVE-2021-3129

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	[email protected]
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	[email protected]
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

References for CVE-2021-3129

http://packetstormsecurity.com/files/165999/Ignition-Remote-Code-Execution.html

Exploit;Third Party Advisory;VDB Entry
https://github.com/facade/ignition/pull/334

Patch;Third Party Advisory
https://www.ambionics.io/blog/laravel-debug-rce

Exploit;Third Party Advisory
http://packetstormsecurity.com/files/162094/Ignition-2.5.1-Remote-Code-Execution.html

Exploit;Third Party Advisory;VDB Entry

Products affected by CVE-2021-3129