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CVE-2019-20682

HIGH
8.8
CVSS Score
Published: April 16, 2020 at 02:13 PM UTC
Updated: June 17, 2026 at 02:30 AM UTC
34 products affected across 1 vendorR6700 FirmwareXR500 FirmwareR6800 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.76, D6000 before 1.0.0.76, D6200 before 1.1.00.32, D7000 before 1.0.1.68, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6020 before 1.0.0.38, R6050 before 1.0.1.18, R6080 before 1.0.0.38, R6120 before 1.0.0.46, R6220 before 1.1.0.80, R6260 before 1.1.0.40, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, R6900v2 before 1.2.0.36, WNR2020 before 1.1.0.62, and XR500 before 2.3.2.32.

Affected

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

D3600 Firmware· NETGEAR
95%
v < 1.0.0.76
Affected range stops below 1.0.0.76, so it looks safe — our inference, not a vendor statement
netgear-d3600 (same device)
D6000 Firmware· NETGEAR
95%
v < 1.0.0.76
Affected range stops below 1.0.0.76, so it looks safe — our inference, not a vendor statement
netgear-d6000 (same device)
D6200 Firmware· NETGEAR
95%
v < 1.1.00.32
Affected range stops below 1.1.00.32, so it looks safe — our inference, not a vendor statement
netgear-d6200 (same device)
D7000 Firmware· NETGEAR
95%
v < 1.0.1.68
Affected range stops below 1.0.1.68, so it looks safe — our inference, not a vendor statement
netgear-d7000 (same device)
JR6150 Firmware· NETGEAR
95%
v < 1.0.1.18
Affected range stops below 1.0.1.18, so it looks safe — our inference, not a vendor statement
netgear-jr6150 (same device)
PR2000 Firmware· NETGEAR
95%
v < 1.0.0.28
Affected range stops below 1.0.0.28, so it looks safe — our inference, not a vendor statement
netgear-pr2000 (same device)
R6020 Firmware· NETGEAR
95%
v < 1.0.0.38
Affected range stops below 1.0.0.38, so it looks safe — our inference, not a vendor statement
netgear-r6020 (same device)
R6050 Firmware· NETGEAR
95%
v < 1.0.1.18
Affected range stops below 1.0.1.18, so it looks safe — our inference, not a vendor statement
netgear-r6050 (same device)
R6080 Firmware· NETGEAR
95%
v < 1.0.0.38
Affected range stops below 1.0.0.38, so it looks safe — our inference, not a vendor statement
netgear-r6080 (same device)
R6120 Firmware· NETGEAR
95%
v < 1.0.0.46
Affected range stops below 1.0.0.46, so it looks safe — our inference, not a vendor statement
netgear-r6120 (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/000061457/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0311

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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