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CVE-2017-18738

HIGH
8.8
CVSS Score
Published: April 23, 2020 at 04:04 PM UTC
Updated: June 17, 2026 at 01:13 AM UTC
32 products affected across 1 vendorR6700 FirmwareR7000P FirmwareR7000 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 1.0%

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects EX6150v2 before 1.0.1.54, R6400 before 1.0.1.24, R6400v2 before 1.0.2.32, R6700 before 1.0.1.22, R6900 before 1.0.1.22, R7000 before 1.0.9.10, R7000P before 1.2.0.22, R6900P before 1.2.0.22, R7100LG before 1.0.0.32, R7300DST before 1.0.0.54, R7900 before 1.0.1.18, R8000 before 1.0.3.48, R8300 before 1.0.2.106, R8500 before 1.0.2.106, R6100 before 1.0.1.16, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, and WNR2000v5 before 1.0.0.58.

Affected

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

EX6150 Firmware· NETGEAR
95%
v < 1.0.1.54
Affected range stops below 1.0.1.54, so it looks safe — our inference, not a vendor statement
netgear-ex6150 (same device)
R6100 Firmware· NETGEAR
95%
v < 1.0.1.16
Affected range stops below 1.0.1.16, so it looks safe — our inference, not a vendor statement
netgear-r6100 (same device)
R6400· NETGEAR
95%
v < 1.0.1.24v < 1.0.2.32
Affected range stops below 1.0.1.24, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.0.2.32, so it looks safe — our inference, not a vendor statement
R6700 Firmware· NETGEAR
95%
v < 1.0.1.22
Affected range stops below 1.0.1.22, so it looks safe — our inference, not a vendor statement
netgear-r6700 (same device)
R6900· NETGEAR
95%
v < 1.0.1.22
Affected range stops below 1.0.1.22, so it looks safe — our inference, not a vendor statement
R6900P Firmware· NETGEAR
95%
v < 1.2.0.22
Affected range stops below 1.2.0.22, so it looks safe — our inference, not a vendor statement
R7000 Firmware· NETGEAR
95%
v < 1.0.9.10
Affected range stops below 1.0.9.10, so it looks safe — our inference, not a vendor statement
netgear-r7000 (same device)
R7000P Firmware· NETGEAR
95%
v < 1.2.0.22
Affected range stops below 1.2.0.22, so it looks safe — our inference, not a vendor statement
netgear-r7000p (same device)
R7100LG Firmware· NETGEAR
95%
v < 1.0.0.32
Affected range stops below 1.0.0.32, so it looks safe — our inference, not a vendor statement
R7300DST Firmware· NETGEAR
95%
v < 1.0.0.54
Affected range stops below 1.0.0.54, so it looks safe — our inference, not a vendor statement
netgear-r7300dst (same device)

Remediation

No guide yet

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

Patch and advisory references

References (1)

x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://kb.netgear.com/000051517/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Extenders-PSV-2017-0706

CVSS

8.8HIGH[email protected]
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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