CVE-2020-15634

MEDIUM
6.3
CVSS Score
Published: August 19, 2020 at 08:55 PM UTC
Updated: June 17, 2026 at 02:56 AM UTC
2 products affected across 1 vendorR6700 FirmwareR6700

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Severity
MEDIUM6.3
Exploit prediction
EPSS 1%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.0.4.981.0.4.84_10.0.58
Affected range stops below 1.0.4.98, so it looks safe — our inference, not a vendor statement
netgear-r6700 (same device)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-134

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