Unrated severityCISA KEVNVD Advisory· Published Jun 7, 2023· Updated Dec 20, 2025

CVE-2023-33538

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 .

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

TP-Link/TL-WR940N V4cpe-rescue2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: V2/V4
TP-Link/Tl Wr841nllm-fuzzy
Range: V8/V10
TP-Link/Tl Wr740n Firmwarellm-fuzzy
Range: V1/V2

Patches

Vulnerability mechanics

References

github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.mdmitre
web.archive.org/web/20230609111043/https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.mdmitre
www.secpod.com/blog/cisa-issues-warning-on-active-exploitation-of-tp-link-vulnerability-cve-2023-33538/mitre

News mentions

A Deep Dive Into Attempted Exploitation of CVE-2023-33538
Unit 42 · Apr 16, 2026

cvss	0.000
epss	0.033
exploit	0.000
kev	0.120
patch	0.000
ransomware	0.000