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CVE-2019-20719

MEDIUM
6.8
CVSS Score
Published: April 16, 2020 at 03:46 PM UTC
Updated: June 17, 2026 at 02:31 AM UTC
29 products affected across 1 vendorR7000P FirmwareR6400R8500 Firmware

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.6%

Description

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6220 before 1.0.0.48, D6400 before 1.0.0.82, D7000v2 before 1.0.0.52, D8500 before 1.0.3.43, R6250 before 1.0.4.34, R6400 before 1.0.1.44, R6400v2 before 1.0.2.62, R7000P before 1.4.1.30, R7100LG before 1.0.0.48, R7300DST before 1.0.0.68, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, and R8500 before 1.0.2.128.

Affected

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

D6220 Firmware· NETGEAR
95%
v < 1.0.0.48
Affected range stops below 1.0.0.48, so it looks safe — our inference, not a vendor statement
netgear-d6220 (same device)
D6400 Firmware· NETGEAR
95%
v < 1.0.0.82
Affected range stops below 1.0.0.82, so it looks safe — our inference, not a vendor statement
netgear-d6400 (same device)
D7000 Firmware· NETGEAR
95%
v < 1.0.0.52
Affected range stops below 1.0.0.52, so it looks safe — our inference, not a vendor statement
netgear-d7000 (same device)
D8500 Firmware· NETGEAR
95%
v < 1.0.3.43
Affected range stops below 1.0.3.43, so it looks safe — our inference, not a vendor statement
netgear-d8500 (same device)
R6250 Firmware· NETGEAR
95%
v < 1.0.4.34
Affected range stops below 1.0.4.34, so it looks safe — our inference, not a vendor statement
netgear-r6250 (same device)
R6400· NETGEAR
95%
v < 1.0.1.44v < 1.0.2.62
Affected range stops below 1.0.1.44, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.0.2.62, so it looks safe — our inference, not a vendor statement
R7000P Firmware· NETGEAR
95%
v < 1.4.1.30
Affected range stops below 1.4.1.30, so it looks safe — our inference, not a vendor statement
netgear-r7000p (same device)
R7100LG Firmware· NETGEAR
95%
v < 1.0.0.48
Affected range stops below 1.0.0.48, so it looks safe — our inference, not a vendor statement
R7300DST Firmware· NETGEAR
95%
v < 1.0.0.68
Affected range stops below 1.0.0.68, so it looks safe — our inference, not a vendor statement
netgear-r7300dst (same device)
R7900 Firmware· NETGEAR
95%
v < 1.0.3.8
Affected range stops below 1.0.3.8, so it looks safe — our inference, not a vendor statement
netgear-r7900 (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/000061209/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0194

CVSS

6.8MEDIUM[email protected]
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-120

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