CVE-2019-20740

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200v4 before 1.0.0.110, DGND2200Bv4 before 1.0.0.109, R7300 before 1.0.0.70, R8300 before 1.0.2.130, and R8500 before 1.0.2.130.

CVSS v3 6.8 MEDIUM
CVSS v2.0 5.2 MEDIUM

6.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.2^/10

CVSS v2.0 : MEDIUM

Vector : AV:A/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 5.1 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://kb.netgear.com/000060976/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0258	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:netgear:dgn2200_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:dgn2200:v4:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:netgear:dgnd2200b_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:dgnd2200b:v4:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:netgear:r7300_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:r7300:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:r8300:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:r8500:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-04-16 20:15

Updated : 2020-04-22 13:10

NVD link : CVE-2019-20740

Mitre link : CVE-2019-20740

CVE.ORG link : CVE-2019-20740

JSON object : View

Products Affected

netgear

r8500
dgnd2200b_firmware
r7300
dgnd2200b
r8300
r8500_firmware
r7300_firmware
dgn2200
r8300_firmware
dgn2200_firmware

CWE

CWE-787

Out-of-bounds Write

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