Vulnerability Description
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.
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-22-518/Third Party AdvisoryVDB Entry
- https://kb.netgear.com/000064723/Security-Advisory-for-Multiple-Vulnerabilities-Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-518/Third Party AdvisoryVDB Entry
FAQ
What is CVE-2022-27642?
CVE-2022-27642 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 vul...
How severe is CVE-2022-27642?
CVE-2022-27642 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-27642?
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.