Is CVE-2023-33538 actively exploited?

CVE-2023-33538 has no public evidence of in-the-wild exploitation as of 2025-10-27.

What is the CVSS score for CVE-2023-33538?

CVE-2023-33538 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2023-33538?

Patch guidance is available from tp-link security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2023-33538.

Fix CVE-2023-33538 - HIGH tp-link tl-wr940n firmware

Q: Which products are affected by CVE-2023-33538?

3 products: tp-link tl-wr940n firmware, tp-link tl-wr841n firmware, tp-link tl-wr740n firmware.

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 .

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-77 · Command Injection CWE-77 · Command Injection

Metadata

Primary Vendor: TP-LINK
Published: 6/7/2023
Last Modified: 10/27/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

tp-link : tl-wr940n_firmwaretp-link : tl-wr841n_firmwaretp-link : tl-wr740n_firmware

Remediation Guidance

Executive Summary

View on NIST NVD