CVE-2024-21876

CRITICAL EPSS 51.8%
Published Aug 12, 20241y ago · Modified Jun 17, 20262w ago
9.3 CVSS 4.0
Critical
Find Similar
Published Aug 12, 2024 1y ago
Last Modified Jun 17, 2026 2w ago

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability via a URL parameter in Enphase IQ Gateway (formerly known as Envoy) allows an unautheticated attacker to access or create arbitratry files.This issue affects Envoy: from 4.x to 8.x and < 8.2.4225.

CVSS Details

Base Score
9.3
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:X/V:D/RE:H/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope N

Threat Intelligence

EPSS Exploit Probability
51.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-22 Path Traversal Resource Mgmt

Affected Products 2

VendorProductVersionRange
enphaseiq_gateway_firmware*≥4.0  –  <8.2.4225
enphaseiq_gateway*any

References 3

  • csirt.divd.nl https://csirt.divd.nl/CVE-2024-21876
    Third Party Advisory
  • csirt.divd.nl https://csirt.divd.nl/DIVD-2024-00011
    Third Party Advisory
  • enphase.com https://enphase.com/cybersecurity/advisories/ensa-2024-1
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.