Vulnerability · Published Aug 20, 2025 · Assigned by VulDB
CVE-2025-9249Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 DHCPReserveAddGroup stack-based overflow
High 8.8
In plain English
A high-severity stack buffer overflow in RE6250 from Linksys. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities).
Official description
A vulnerability was determined in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This affects the function DHCPReserveAddGroup of the file /goform/DHCPReserveAddGroup. This manipulation of the argument enable_group/name_group/ip_group/mac_group causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Linksys | RE6250 | 1.0.013.0011.0.04.0011.0.04.0021.1.05.0031.2.07.001 |
| Linksys | RE6300 | 1.0.013.0011.0.04.0011.0.04.0021.1.05.0031.2.07.001 |
| Linksys | RE6350 | 1.0.013.0011.0.04.0011.0.04.0021.1.05.0031.2.07.001 |
| Linksys | RE6500 | 1.0.013.0011.0.04.0011.0.04.0021.1.05.0031.2.07.001 |
| Linksys | RE7000 | 1.0.013.0011.0.04.0011.0.04.0021.1.05.0031.2.07.001 |
| Linksys | RE9000 | 1.0.013.0011.0.04.0011.0.04.0021.1.05.0031.2.07.001 |
Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-320780 | Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 DHCPReserveAddGroup stack-based overflow vdb-entry, technical-description
- VDB-320780 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #631522 | Linksys RE6500、RE6250、RE6300、RE6350、RE7000、RE9000 RE6500(1.0.013.001) RE6250(1.0.04.001) RE6300(1.2.07.001) RE6350(1.0.04.001) RE7000(1.1.05.003) RE9000(1.0.04.002) Stack-based Buffer Overflow third-party-advisory
- https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_18/18.md exploit
- https://www.linksys.com/ product