CVE-2025-7882
Mercusys MW301R Login excessive authentication
- State
- Published
- Severity
- 2.3 Low
- Published
- Jul 20, 2025
- Updated
- Jul 21, 2025
- Reserved
- Jul 19, 2025
Description
A vulnerability was found in Mercusys MW301R 1.0.2 Build 190726 Rel.59423n. It has been rated as problematic. This issue affects some unknown processing of the component Login. The manipulation leads to improper restriction of excessive authentication attempts. The attack can only be initiated within the local network. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.1 Low | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R | VulDB |
| 3.0 | 3.1 Low | CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R | VulDB |
| 2.0 | 1.8 Low | AV:A/AC:H/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
MW301RMercusys |
|
References
- VDB-316997 | Mercusys MW301R Login excessive authenticationvdb-entry
- VDB-316997 | CTI Indicators (IOB, IOC, TTP)signaturepermissions-required
- Submit #611431 | Mercusys Router MW301R 1.0.2 Build 190726 Rel.59423n (4252) 7PK Security Features / Brute Force via IP Cyclingthird-party-advisory
- https://github.com/RaulPazemecxas/PoCVulDb/blob/main/README21.mdbroken-linkexploit
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