CVE-2018-21217 | BDVDB-2026-135270 Detail

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.

Impact#

Per CVSS v3.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: adjacent.

Weaknesses#

No weakness recorded in the source data.

References#

https://kb.netgear.com/000055120/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-and-Gateways-PSV-2017-2484

Exploit#

No public exploit known

History#

Version 12020-04-28Record published in the CVE List.
Version 22024-08-05Most recent update recorded in the CVE List.

Published

Published: 2020-04-28
Last modified: 2024-08-05

Vendor information

Vendor: Not stated
Product: Not stated

Score

8.8 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 55.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

8.8 High

CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N

Metric breakdown
Attack Complexity	Low
Attack Vector	Adjacent
Availability	High
Confidentiality	High
Integrity	High
Privileges Required	None
Scope	Unchanged
User Interaction	None

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).