CVE-2023-35835

Solax Pocket Wifi 3 Firmware vulnerability

9.8 CRITICALEPSS 0.51%

Published23 Jan 2024

Description

An issue was discovered in SolaX Pocket WiFi 3 through 3.001.02. The device provides a WiFi access point for initial configuration. The WiFi network provided has no network authentication (such as an encryption key) and persists permanently, including after enrollment and setup is complete. The WiFi network serves a web-based configuration utility, as well as an unauthenticated ModBus protocol interface.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Solax Pocket Wifi 3 Firmware≥ 3.0.0 ≤ 3.009.03_20230504

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

https://www.solaxpower.com/downloads/Not Applicable
https://www.solaxpower.com/help/upgrading-the-pocket-wifi-firmware/Not Applicable
https://yougottahackthat.com/blog/Third Party Advisory
https://yougottahackthat.com/blog/1370/solax-inverters-pocket-wifi-using-poor-authenticationThird Party Advisory

Frequently asked

Is CVE-2023-35835 being actively exploited?

CVE-2023-35835 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.51%.

How severe is CVE-2023-35835?

CVE-2023-35835 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.51% probability of exploitation.

Which products are affected by CVE-2023-35835?

Affected products include Solax Pocket Wifi 3 Firmware.

How do I fix CVE-2023-35835?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-35835 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.