high8.8
CVE-2022-27642
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers.
Impact
This vulnerability allows network-adjacent attackers to bypass authentication 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 httpd service. The issue results from incorrect string matching logic when accessing protected pages. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-15854.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Netgear | Cax80 Firmware | before 2.1.3.7 |
| Netgear | Lax20 Firmware | before 1.1.6.34 |
| Netgear | Mr60 Firmware | before 1.1.6.124 |
| Netgear | Mr80 Firmware | before 1.1.6.14 |
| Netgear | Ms60 Firmware | before 1.1.6.124 |
| Netgear | Ms80 Firmware | before 1.1.6.14 |
| Netgear | R6400 Firmware | before 1.0.1.78 before 1.0.4.126 |
| Netgear | R6700 Firmware | before 1.0.4.126 |
| Netgear | R6900p Firmware | before 1.3.3.148 |
| Netgear | R7000 Firmware | before 1.0.11.134 |
| Netgear | R7000p Firmware | before 1.3.3.148 |
| Netgear | R7850 Firmware | before 1.0.5.84 |
Weakness classification
References
- NVD record
- CVE.org record
- https://kb.netgear.com/000064723/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0327
- https://www.zerodayinitiative.com/advisories/ZDI-22-518/
- https://kb.netgear.com/000064723/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0327
- https://www.zerodayinitiative.com/advisories/ZDI-22-518/