CVE-2022-27647

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.

Category

8.0
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
EPSS 0.06%
Vendor Advisory netgear.com
Affected: NETGEAR R6700v3
Published at:
Updated at:

References

Link Tags
https://kb.netgear.com/000064723/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0327 vendor advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-524/ third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2022-27647?
CVE-2022-27647 has been scored as a high severity vulnerability.
How to fix CVE-2022-27647?
To fix CVE-2022-27647, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-27647 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-27647 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-27647?
CVE-2022-27647 affects NETGEAR R6700v3.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.