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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TP-Link | TL-WR841N | 3.16.9 build 200409, V8, V9, V10, V11, V12 | V11_211209 |
| TP-Link | TL-WR841ND | V8, V9, V10, V11, V12 | V11_211209 |
| TP-Link | TL-MR6400 | V1, V2 | — |
| TP-Link | Archer C5 | V2 | — |
| TP-Link | Archer C7 | V2, V3 | V2_241108 |
| TP-Link | TL-WDR3600 | V2 | — |
| TP-Link | TL-WDR4300 | V1 | — |
| TP-Link | TL-WDR3500 | V2 | — |
| TP-Link | TL-WR740N | V4, V5, V6, V7 | — |
| TP-Link | TL-WR741ND | V4, V5, V6 | — |
| TP-Link | TL-WR749N | BR 6.0, BR 7.0 | — |
| TP-Link | TL-MR3420 | V2, V3, V4 | — |
| TP-Link | TL-WR1043ND | V2, V3, V4 | — |
| TP-Link | TL-WR1045ND | RU V2 | — |
| TP-Link | TL-WR840N | V2, V3 | — |
| TP-Link | TL-WR842N | V2, V3, V4 | — |
| TP-Link | TL-WR842ND | V2, V3, V4 | — |
| TP-Link | TL-WR845N | V1, V2 | — |
| TP-Link | TL-WR941ND | V5, V6 | V6_220610 |
| TP-Link | TL-WR945N | V1 | — |
| TP-Link | TL-WA801ND | V3, V4 | — |
| TP-Link | TL-WA901ND | V3, V4, V5 | V4_201030 |
References
- ZDI-23-1808
- vendor-provided URL vendor-advisory
- vendor-advisory vendor-advisory