Home/CVE/OS Command injection vulnerability in function link in Filesystem.php in Laravel Framework before 5.8.17.
CVE

CVE-2020-19316

OS Command injection vulnerability in function link in Filesystem.php in Laravel Framework before 5.8.17.

OS Command injection vulnerability in function link in Filesystem.php in Laravel Framework before 5.8.17.

HIGH · CVSS 8.8 EPSS 0.04286
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules14 YARA rules0
⬡

Weakness Classification

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
▤

Affected Products & Versions

1
laravel framework< 5.8.17
⚠

Public Exploits & PoCs

1
pocwww.netbytesec.com · OSCommandInjectionInLaravelFrameworkwww.netbytesec.com
◈

Sigma Hunt Rules

14
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalHackTool - Windows Credential Editor (WCE) Execution
productcriticalWindows Credential Editor Registry
producthighOpenCanary - MSSQL Login Attempt Via Windows Authentication
producthighWindows LAPS Credential Dump From Entra ID
producthighTamper Windows Defender - PSClassic
producthighTamper Windows Defender Remove-MpPreference - ScriptBlockLogging
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD20 Dec 2021 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/laravel/framework/commit/44c3feb604944599ad1c782a9942981c3991fa31PatchThird Party Advisory
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