# CVE-2023-50224: TP-Link TL-WR841N dropbearpwd Improper Authentication Information Disclosure Vulnerability

> CVE-2023-50224: TP-Link TL-WR841N dropbearpwd Improper Authentication Information Disclosure Vulnerability. CVSS 6.5 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2023-50224
Last updated: 2026-09-02T17:58:31Z

- Published: 2024-05-03 02:14 UTC · Updated: 2026-09-02 17:58 UTC · Assigner: zdi
- CVSS: 6.5 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS: 20.0%, 97th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2025-09-03, federal due date 2025-09-24, ransomware use: Unknown
- CWE: CWE-290

## 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.

## CISA required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

## Affected vendors and products

- tp-link: tl-wr841n\_firmware
- TP-Link: Archer C5
- TP-Link: Archer C7
- TP-Link: TL-MR3420
- TP-Link: TL-MR6400
- TP-Link: TL-WA801ND
- TP-Link: TL-WA901ND
- TP-Link: TL-WDR3500
- TP-Link: TL-WDR3600
- TP-Link: TL-WDR4300
- TP-Link: TL-WR1043ND
- TP-Link: TL-WR1045ND
- TP-Link: TL-WR740N
- TP-Link: TL-WR741ND
- TP-Link: TL-WR749N
- TP-Link: TL-WR840N
- TP-Link: TL-WR841N
- TP-Link: TL-WR841ND
- TP-Link: TL-WR842N
- TP-Link: TL-WR842ND
- TP-Link: TL-WR845N
- TP-Link: TL-WR941ND
- TP-Link: TL-WR945N

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2023-50224)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2023-50224)
- [https://www.tp-link.com/en/support/download/tl-wr841n/v12/\#Firmware](https://www.tp-link.com/en/support/download/tl-wr841n/v12/#Firmware)
- [https://www.tp-link.com/us/support/faq/5058/](https://www.tp-link.com/us/support/faq/5058/)
- [https://www.zerodayinitiative.com/advisories/ZDI-23-1808/](https://www.zerodayinitiative.com/advisories/ZDI-23-1808/)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2023-50224 · Markdown: https://rewindex.com/cve/CVE-2023-50224.md · JSON: https://rewindex.com/api/v1/cves/CVE-2023-50224 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:12:30.009Z