CVE Vulnerability

CVE-2020-15634

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700 routers with firmware 1.0.4.84_10.0.58. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of string table file uploads. The issue results from the lack of proper validation of a user-supplied string before using it as a format specifier. An attacker can leverage this vulnerability to execute code in the context of the web server. Was ZDI-CAN-9755.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.5 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

6.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://www.zerodayinitiative.com/advisories/ZDI-20-935/ Third Party Advisory VDB Entry
https://kb.netgear.com/000062126/Security-Advisory-for-Pre-Authentication-Command-Injection-on-R6700v3-PSV-2020-0189 Vendor Advisory
Configurations

Configuration 1
Information

Published : 2020-08-20 01:17

Updated : 2020-08-24 08:47

NVD link : CVE-2020-15634

Mitre link : CVE-2020-15634

Products Affected
No products.
CWE
CWE-134

Use of Externally-Controlled Format String