high8.8
CVE-2022-27641
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers.
Impact
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the NetUSB module. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15806.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Netgear | D7800 Firmware | before 1.0.1.68 |
| Netgear | Ex6200 Firmware | before 1.0.1.90 |
| Netgear | Ex8000 Firmware | before 1.0.1.240 |
| Netgear | R6220 Firmware | before 1.1.0.112 |
| Netgear | R6230 Firmware | before 1.1.0.112 |
| Netgear | R6400 Firmware | before 1.0.4.122 |
| Netgear | R6700 Firmware | before 1.0.4.122 |
| Netgear | R7000 Firmware | before 1.0.11.130 |
| Netgear | R7800 Firmware | before 1.0.2.90 |
Weakness classification
References
- NVD record
- CVE.org record
- https://kb.netgear.com/000064437/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Multiple-Products-PSV-2021-0278
- https://www.zerodayinitiative.com/advisories/ZDI-22-544/
- https://kb.netgear.com/000064437/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Multiple-Products-PSV-2021-0278
- https://www.zerodayinitiative.com/advisories/ZDI-22-544/