#VU70117 Buffer overflow in R7000P and R6900P

Vulnerability identifier: #VU70117

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-119

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
R7000P
Hardware solutions / Routers for home users
R6900P
Hardware solutions / Routers for home users

Vendor: NETGEAR

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote administrator on the local network can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

R7000P: before 1.3.3.152

R6900P: before 1.3.3.152

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External links
https://kb.netgear.com/000065352/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2020-0345

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.