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 .

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is in the KEV database since June 16, 2025.

Exploitation none

Automatable yes

Technical Impact total

Affected Vendors & Products

Vendors Products
Tp-link
  • Tl-wr740n
  • Tl-wr740n Firmware
  • Tl-wr841n
  • Tl-wr841n Firmware
  • Tl-wr940n
  • Tl-wr940n Firmware

Configuration 1 [-]

AND
cpe:2.3:o:tp-link:tl-wr940n_firmware:-:*:*:*:*:*:*:*
OR cpe:2.3:h:tp-link:tl-wr940n:2.0:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:tl-wr940n:4.0:*:*:*:*:*:*:*

Configuration 2 [-]

AND
cpe:2.3:o:tp-link:tl-wr841n_firmware:-:*:*:*:*:*:*:*
OR cpe:2.3:h:tp-link:tl-wr841n:8.0:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:tl-wr841n:10.0:*:*:*:*:*:*:*

Configuration 3 [-]

AND
cpe:2.3:o:tp-link:tl-wr740n_firmware:-:*:*:*:*:*:*:*
OR cpe:2.3:h:tp-link:tl-wr740n:1.0:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:tl-wr740n:2.0:*:*:*:*:*:*:*

No data.

References
Link Providers
https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.md cve-icon cve-icon
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-icon cve-icon cve-icon
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-33538 cve-icon cve-icon
https://www.secpod.com/blog/cisa-issues-warning-on-active-exploitation-of-tp-link-vulnerability-cve-2023-33538/ cve-icon cve-icon
https://www.tp-link.com/us/support/faq/3562/ cve-icon cve-icon
History

Tue, 21 Oct 2025 23:30:00 +0000

Type Values Removed Values Added
References

Tue, 21 Oct 2025 20:30:00 +0000

Type Values Removed Values Added
References

Tue, 21 Oct 2025 19:30:00 +0000

Type Values Removed Values Added
References

Wed, 30 Jul 2025 02:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

 ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.90665}

 epss

{'score': 0.91758}

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.9063}

 epss

{'score': 0.90665}

Wed, 09 Jul 2025 17:15:00 +0000

Type Values Removed Values Added
References

Mon, 16 Jun 2025 23:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2025-06-16'}

Mon, 16 Jun 2025 20:15:00 +0000

Type Values Removed Values Added
References

Mon, 16 Jun 2025 19:15:00 +0000

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

 ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 07 Jan 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-06-07T00:00:00.000Z

Updated: 2025-10-21T23:05:46.620Z

Reserved: 2023-05-22T00:00:00.000Z

Link: CVE-2023-33538

cve-icon Vulnrichment

Updated: 2024-08-02T15:47:05.717Z

cve-icon NVD

Status : Modified

Published: 2023-06-07T04:15:10.623

Modified: 2025-10-21T23:16:03.077

Link: CVE-2023-33538

cve-icon Redhat

No data.