#VU29042 Heap-based buffer overflow in R6700


Published: 2020-06-16

Vulnerability identifier: #VU29042

Vulnerability risk: High

CVSSv3.1: 9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: N/A

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
R6700
Hardware solutions / Routers for home users

Vendor: NETGEAR

Description

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

The vulnerability exists due to a boundary error within the handling of string table file uploads. A remote attacker can pass specially crafted data to the applicatoin, trigger heap-based buffer overflow and execute arbitrary code on the target system.

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

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

R6700: All versions


External links
http://www.zerodayinitiative.com/advisories/ZDI-20-708/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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


Latest bulletins with this vulnerability