Vulnerability Description
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of the name or email field provided to libreadycloud.so. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15874.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Netgear | Cax80 Firmware | < 2.1.3.7 |
| Netgear | Cax80 | - |
| Netgear | Lax20 Firmware | < 1.1.6.34 |
| Netgear | Lax20 | - |
| Netgear | Mr60 Firmware | < 1.1.6.124 |
| Netgear | Mr60 | - |
| Netgear | Mr80 Firmware | < 1.1.6.14 |
| Netgear | Mr80 | - |
| Netgear | Ms60 Firmware | < 1.1.6.124 |
| Netgear | Ms60 | - |
| Netgear | Ms80 Firmware | < 1.1.6.14 |
| Netgear | Ms80 | - |
| Netgear | R6400 Firmware | < 1.0.1.78 |
| Netgear | R6400 | - |
| Netgear | R6700 Firmware | < 1.0.4.126 |
| Netgear | R6700 | v3 |
| Netgear | R6900P Firmware | < 1.3.3.148 |
| Netgear | R6900P | - |
| Netgear | R7000 Firmware | < 1.0.11.134 |
| Netgear | R7000 | - |
Related Weaknesses (CWE)
References
- https://kb.netgear.com/000064723/Security-Advisory-for-Multiple-Vulnerabilities-Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-524/Third Party AdvisoryVDB Entry
- https://kb.netgear.com/000064723/Security-Advisory-for-Multiple-Vulnerabilities-Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-524/Third Party AdvisoryVDB Entry
FAQ
What is CVE-2022-27647?
CVE-2022-27647 is a vulnerability with a CVSS score of 8.0 (HIGH). This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Although authentication is required to exploit th...
How severe is CVE-2022-27647?
CVE-2022-27647 has been rated HIGH with a CVSS base score of 8.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-27647?
Check the references section above for vendor advisories and patch information. Affected products include: Netgear Cax80 Firmware, Netgear Cax80, Netgear Lax20 Firmware, Netgear Lax20, Netgear Mr60 Firmware.