Vulnerability Description
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1.1.0.78_1.0.1 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SOAP requests. When parsing the SOAPAction header, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-13512.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Netgear | R6260 Firmware | 1.1.0.78_1.0.1 |
| Netgear | R6260 | - |
Related Weaknesses (CWE)
References
- https://kb.netgear.com/000064261/Security-Advisory-for-Vertical-Privilege-EscalaVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-1241/Third Party AdvisoryVDB Entry
- https://kb.netgear.com/000064261/Security-Advisory-for-Vertical-Privilege-EscalaVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-1241/Third Party AdvisoryVDB Entry
FAQ
What is CVE-2021-34979?
CVE-2021-34979 is a vulnerability with a CVSS score of 8.8 (HIGH). This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1.1.0.78_1.0.1 routers. Authentication is not required to exploit this vulnera...
How severe is CVE-2021-34979?
CVE-2021-34979 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-2021-34979?
Check the references section above for vendor advisories and patch information. Affected products include: Netgear R6260 Firmware, Netgear R6260.