{"id":"CVE-2023-33538","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-33538","generatedAt":"2026-10-31T11:46:50.828Z","title":"TP-Link Multiple Routers Command Injection Vulnerability","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 .","published":"2023-06-07T04:15:11.000Z","lastModified":"2026-06-17T06:01:54.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-77"],"affected":["tp-link/tl-wr940n firmware","tp-link/tl-wr841n firmware","tp-link/tl-wr740n firmware"],"epss":{"score":0.41606,"percentile":0.9868,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2025-06-16","dueDate":"2025-07-07","knownRansomwareCampaignUse":"Unknown","notes":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.\nhttps://www.tp-link.com/nordic/support/faq/3562/ ; https://nvd.nist.gov/vuln/detail/CVE-2023-33538"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 7 July 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.md","tags":["Broken Link","Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"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","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.secpod.com/blog/cisa-issues-warning-on-active-exploitation-of-tp-link-vulnerability-cve-2023-33538/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_userRpm_WlanNetworkRpm_Command_Injection.md","tags":["Broken Link","Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"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","tags":["Exploit","Third Party Advisory"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-33538","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://www.tp-link.com/us/support/faq/3562/","tags":["Product"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-33538","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}