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CVE-2023-50224

TP-Link TL-WR841N dropbearpwd Improper Authentication Information Disclosure Vulnerability

  • Medium 6.5
  • Exploited: added to CISA KEV 3 Sep 2025

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.

Key facts

Published
3 May 2024
Last changed
2 Sep 2026
Assigned by
zdi
KEV added
3 Sep 2025
KEV fix due
24 Sep 2025
EPSS
20.021% likely to be exploited in the next 30 days, higher than 97.483% of CVEs (scores for 15 Nov 2026)
SSVC (CISA)
Exploitation: active; Automatable: no; Technical impact: partial

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

  • 6.5CVSS 3.1, Mediumfrom the CNA (zdi)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

What to do

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

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

VendorProductVersions
TP-LinkTL-WR841N
  • Default status: affected
  • 3.16.9 build 200409 (affected)
  • V8 (affected)
  • V9 (affected)
  • V10 (affected)
  • V11 (affected)
  • V11_211209 (unaffected)
  • V12 (affected)
  • V12_230317 (unaffected)
TP-LinkTL-WR841ND
  • Default status: affected
  • V8 (affected)
  • V9 (affected)
  • V10 (affected)
  • V11 (affected)
  • V11_211209 (unaffected)
  • V12 (affected)
  • V12_230317 (unaffected)
TP-LinkTL-MR6400
  • Default status: affected
  • V1 (affected)
  • V2 (affected)
TP-LinkArcher C5
  • Default status: affected
  • V2 (affected)
TP-LinkArcher C7
  • Default status: affected
  • V2 (affected)
  • V2_241108 (unaffected)
  • V3 (affected)
TP-LinkTL-WDR3600
  • Default status: affected
  • V2 (affected)
TP-LinkTL-WDR4300
  • Default status: affected
  • V1 (affected)
TP-LinkTL-WDR3500
  • Default status: affected
  • V2 (affected)
TP-LinkTL-WR740N
  • Default status: affected
  • V4 (affected)
  • V5 (affected)
  • V6 (affected)
  • V7 (affected)
TP-LinkTL-WR741ND
  • Default status: affected
  • V4 (affected)
  • V5 (affected)
  • V6 (affected)
TP-LinkTL-WR749N
  • Default status: affected
  • BR 6.0 (affected)
  • BR 7.0 (affected)
TP-LinkTL-MR3420
  • Default status: affected
  • V2 (affected)
  • V3 (affected)
  • V4 (affected)
TP-LinkTL-WR1043ND
  • Default status: affected
  • V2 (affected)
  • V3 (affected)
  • V4 (affected)
TP-LinkTL-WR1045ND
  • Default status: affected
  • RU V2 (affected)
TP-LinkTL-WR840N
  • Default status: affected
  • V2 (affected)
  • V3 (affected)
TP-LinkTL-WR842N
  • Default status: affected
  • V2 (affected)
  • V3 (affected)
  • V4 (affected)
TP-LinkTL-WR842ND
  • Default status: affected
  • V2 (affected)
  • V3 (affected)
  • V4 (affected)
TP-LinkTL-WR845N
  • Default status: affected
  • V1 (affected)
  • V2 (affected)
TP-LinkTL-WR941ND
  • Default status: affected
  • V5 (affected)
  • V6 (affected)
  • V6_220610 (unaffected)
TP-LinkTL-WR945N
  • Default status: affected
  • V1 (affected)
TP-LinkTL-WA801ND
  • Default status: affected
  • V3 (affected)
  • V4 (affected)
TP-LinkTL-WA901ND
  • Default status: affected
  • V3 (affected)
  • V4 (affected)
  • V4_201030 (unaffected)
  • V5 (affected)
  • V5_201030 (unaffected)

Timeline

  1. 3 May 2024 Published
  2. 3 Sep 2025 CVE-2023-50224 added to CISA KEV
  3. 3 Sep 2025 Added to the CISA KEV catalogue

Weakness

References