Home/CVE/Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200v4 b
CVE

CVE-2019-20740

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200v4 b

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.

MEDIUM · CVSS 6.8 EPSS 0.00275
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

5
netgear dgn2200 firmware< 1.0.0.110
netgear dgnd2200b firmware< 1.0.0.109
netgear r7300 firmware< 1.0.0.70
netgear r8300 firmware< 1.0.2.130
netgear r8500 firmware< 1.0.2.130
▣

Scoring & Timeline

6.8
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Apr 2020 · 08:15 PM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://kb.netgear.com/000060976/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0258Vendor Advisory
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