CVE-2024-21881: Upload of encrypted packages allows authenticated command execution in Enphase IQ Gateway v4.x and v5.x

Severity: high (CVSS 8.6 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-08-12 · updated 2026-06-17
Weakness: CWE-326

Description

Inadequate Encryption Strength vulnerability allow an authenticated attacker to execute arbitrary OS Commands via encrypted package upload.This issue affects Envoy: 4.x and 5.x

Affected products

Enphase Envoy: 4.x, 5.x

References

https://csirt.divd.nl/CVE-2024-21881
https://csirt.divd.nl/DIVD-2024-00011
https://enphase.com/cybersecurity/advisories/ensa-2024-6

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