CVE-2023-43885

Name: CVE-2023-43885
Creator: NVD / NIST
Published: 2023-11-07T08:15:24.09+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 0.65%

Last modified Jun 17, 2026

CVE-2023-43885 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Missing error handling in the HTTP server component of Tenda RX9 Pro Firmware V22.03.02.20 allows authenticated attackers to arbitrarily lock the device.. EPSS estimates a 0.65% chance of exploitation in the next 30 days.

Description

Missing error handling in the HTTP server component of Tenda RX9 Pro Firmware V22.03.02.20 allows authenticated attackers to arbitrarily lock the device.

Metrics

CVSS 3.1

8.1/10

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

EPSS Probability

0.65%

46.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Tenda	Rx9 Pro Firmware	22.03.02.10

References

https://blog.rtlcopymemory.com/tenda-rx9-pro/Exploit, Technical Description, Third Party Advisory
https://blog.rtlcopymemory.com/tenda-rx9-pro/Exploit, Technical Description, Third Party Advisory

Timeline

Published: Nov 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-43885?

Missing error handling in the HTTP server component of Tenda RX9 Pro Firmware V22.03.02.20 allows authenticated attackers to arbitrarily lock the device.

How severe is CVE-2023-43885?

CVE-2023-43885 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.

How do I fix CVE-2023-43885?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-43885?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST