Description
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700 routers with firmware 1.0.4.84_10.0.58. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of string table file uploads. The issue results from the lack of proper validation of a user-supplied string before using it as a format specifier. An attacker can leverage this vulnerability to execute code in the context of the web server. Was ZDI-CAN-9755.
Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| NETGEAR | R6700 | 1.0.4.84_10.0.58 |
References
- https://kb.netgear.com/000062126/Security-Advisory-for-Pre-Authentication-Command-Injection-on-R6700v3-PSV-2020-0189Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-935/Third Party Advisory, VDB Entry
- https://kb.netgear.com/000062126/Security-Advisory-for-Pre-Authentication-Command-Injection-on-R6700v3-PSV-2020-0189Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-935/Third Party Advisory, VDB Entry
Timeline
- Published
- Aug 20, 2020
- Last modified
- Jun 17, 2026
- NVD status
- Modified