CVE-2023-33538

HIGHCISA KEV

8.8

Description

TP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 was discovered to contain a command injection vulnerability via the component /userRpm/WlanNetworkRpm .

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published6/7/2023

Last Modified10/27/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorTP-Link

ProductMultiple Routers

Vulnerability NameTP-Link Multiple Routers Command Injection Vulnerability

KEV Date Added2025-06-16

Remediation Due Date2025-07-07

Ransomware UseUnknown

Affected Products

tp-link:tl-wr740ntp-link:tl-wr740n_firmwaretp-link:tl-wr841ntp-link:tl-wr841n_firmwaretp-link:tl-wr940ntp-link:tl-wr940n_firmware

Weaknesses (CWE)

CWE-77CWE-77

References

https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.md(cve@mitre.org)

https://web.archive.org/web/20230609111043/https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.md(cve@mitre.org)

https://www.secpod.com/blog/cisa-issues-warning-on-active-exploitation-of-tp-link-vulnerability-cve-2023-33538/(cve@mitre.org)

https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.md(af854a3a-2127-422b-91ae-364da2661108)

https://web.archive.org/web/20230609111043/https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.md(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-33538(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://www.tp-link.com/us/support/faq/3562/(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.