high8.8
CVE-2020-27861
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Orbi 2.5.1.16 routers.
Impact
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Orbi 2.5.1.16 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UA_Parser utility. A crafted Host Name option in a DHCP request can trigger execution of a system call composed from a user-supplied string. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11076.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Netgear | Cbk40 Firmware | before 2.6.1.38 |
| Netgear | Cbk43 Firmware | before 2.6.1.38 |
| Netgear | Cbr40 Firmware | before 2.6.1.38 |
| Netgear | Ex6200 Firmware | before 1.0.1.82 |
| Netgear | Ex7700 Firmware | before 1.0.0.210 |
| Netgear | Ex8000 Firmware | before 1.0.1.224 |
| Netgear | Rbk12 Firmware | before 2.6.1.44 |
| Netgear | Rbk13 Firmware | before 2.6.1.44 |
| Netgear | Rbk14 Firmware | before 2.6.1.44 |
| Netgear | Rbk15 Firmware | before 2.6.1.44 |
| Netgear | Rbr10 Firmware | before 2.6.1.44 |
| Netgear | Rbs10 Firmware | before 2.6.1.44 |
Weakness classification
References
- NVD record
- CVE.org record
- https://kb.netgear.com/000062507/Security-Advisory-for-Unauthenticated-Command-Injection-Vulnerability-on-Some-Extenders-and-Orbi-WiFi-Systems
- https://www.zerodayinitiative.com/advisories/ZDI-20-1430/
- https://kb.netgear.com/000062507/Security-Advisory-for-Unauthenticated-Command-Injection-Vulnerability-on-Some-Extenders-and-Orbi-WiFi-Systems
- https://www.zerodayinitiative.com/advisories/ZDI-20-1430/