{"id":"CVE-2023-50224","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-50224","generatedAt":"2026-10-31T09:14:16.836Z","title":"TP-Link TL-WR841N Authentication Bypass by Spoofing Vulnerability","description":"TP-Link TL-WR841N dropbearpwd Improper Authentication Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of TP-Link TL-WR841N routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the httpd service, which listens on TCP port 80 by default. The issue results from improper authentication. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-19899.","published":"2024-05-03T03:16:11.000Z","lastModified":"2026-09-03T17:28:42.000Z","status":"Analyzed","sourceIdentifier":"zdi-disclosures@trendmicro.com","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-290"],"affected":["tp-link/tl-wr841n firmware","tp-link/mr6400 firmware","tp-link/tl-wdr3600 firmware","tp-link/tl-wdr4300 firmware","tp-link/wdr3500 firmware","tp-link/tl-wr710n firmware","tp-link/tl-wr740n firmware","tp-link/tl-wr741nd firmware","tp-link/tl-wr743nd firmware","tp-link/wr749n firmware","tp-link/mr3420 firmware","tp-link/wr1043nd firmware","tp-link/wr1045nd firmware","tp-link/wr802n firmware","tp-link/tl-wr810n firmware","tp-link/tl-wr840n firmware","tp-link/wr841hp firmware","tp-link/tl-wr841nd firmware","tp-link/wr842n firmware","tp-link/wr842nd firmware","tp-link/tl-wr843n firmware","tp-link/wr845n firmware","tp-link/wr945n firmware","tp-link/tl-mr3020 firmware","tp-link/tl-mr3220 firmware","tp-link/wa701nd firmware","tp-link/wa801nd firmware","tp-link/archer c5 firmware","tp-link/archer c7 firmware","tp-link/archer c1900 firmware","tp-link/tl-wr902ac firmware","tp-link/tl-wr940n firmware","tp-link/tl-wr940n plus firmware","tp-link/wr941hp firmware","tp-link/tl-wr941nd firmware","tp-link/wa901nd firmware"],"epss":{"score":0.20021,"percentile":0.97436,"date":"2026-10-30","history":[{"date":"2026-10-10","score":0.1699,"percentile":0.97005},{"date":"2026-10-14","score":0.20021,"percentile":0.97406}]},"kev":{"listed":true,"dateAdded":"2025-09-03","dueDate":"2025-09-24","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/us/support/faq/4308/ ; https://nvd.nist.gov/vuln/detail/CVE-2023-50224"},"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 24 September 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://www.tp-link.com/en/support/download/tl-wr841n/v12/#Firmware","tags":["Product"],"source":"zdi-disclosures@trendmicro.com"},{"url":"https://www.tp-link.com/us/support/faq/5058/","tags":["Vendor Advisory"],"source":"zdi-disclosures@trendmicro.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1808/","tags":["Third Party Advisory"],"source":"zdi-disclosures@trendmicro.com"},{"url":"https://www.tp-link.com/en/support/download/tl-wr841n/v12/#Firmware","tags":["Product"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1808/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-50224","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-50224","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."}