CVE-2024-21881

Upload of encrypted packages allows authenticated command execution in Enphase IQ Gateway v4.x and v5.x

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

Remediation

Solution:

  • Devices are remotely being updated by the vendor.

Workaround:

  • It is adviced to not expose this device to untrusted network acces. In other words, make sure this decvice is not reachable from the internet, a guest network or a public network.

Category

8.6
CVSS
Severity: High
CVSS 4.0 •
EPSS 0.08%
Vendor Advisory enphase.com
Affected: Enphase Envoy
Published at:
Updated at:

References

Link Tags
https://csirt.divd.nl/CVE-2024-21881 third party advisory
https://csirt.divd.nl/DIVD-2024-00011 related
https://enphase.com/cybersecurity/advisories/ensa-2024-6 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2024-21881?
CVE-2024-21881 has been scored as a high severity vulnerability.
How to fix CVE-2024-21881?
To fix CVE-2024-21881: Devices are remotely being updated by the vendor.
Is CVE-2024-21881 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-21881 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-21881?
CVE-2024-21881 affects Enphase Envoy.
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