CVE-2018-21217
HIGH
8.8
CVSS Score
Published: April 28, 2020 at 03:42 PM UTC
Updated: June 17, 2026 at 01:54 AM UTC
8 products affected across 1 vendorR6100 FirmwareD6100 FirmwareD6000 Firmware
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Severity
HIGH8.8
Exploit prediction
EPSS 0.8%
Description
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, and R6100 before 1.0.1.20.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.0.0.67
Affected range stops below 1.0.0.67, so it looks safe — our inference, not a vendor statement
netgear-d3600 (same device)
v < 1.0.0.67
Affected range stops below 1.0.0.67, so it looks safe — our inference, not a vendor statement
netgear-d6000 (same device)
v < 1.0.0.56
Affected range stops below 1.0.0.56, so it looks safe — our inference, not a vendor statement
netgear-d6100 (same device)
v < 1.0.1.20
Affected range stops below 1.0.1.20, so it looks safe — our inference, not a vendor statement
netgear-r6100 (same device)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (1)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://kb.netgear.com/000055120/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-and-Gateways-PSV-2017-2484CVSS
- 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-120
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