CVE-2019-20691Network attack vector

Unauthorized device actions via forged browser requests

Published Apr 16, 2020 · Updated Aug 5, 2024

Cross-site request forgery in twelve NETGEAR gateway and extender firmware lines allows remote attackers to submit unauthorized requests. The public advisory does not identify the affected management endpoint, request parameter, or state-changing operation performed without CSRF validation. User interaction is required, and the published record does not specify the exact device action or whether administrator authentication must already be active.

CVSS severity8.3
High
EPSS probability0.46%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site request forgery in twelve NETGEAR gateway and extender firmware lines allows remote attackers to submit unauthorized requests. The public advisory does not identify the affected management endpoint, request parameter, or state-changing operation performed without CSRF validation. User interaction is required, and the published record does not specify the exact device action or whether administrator authentication must already be active.

The record

CVE
CVE-2019-20691
Published
Apr 16, 2020
Updated
Aug 5, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-352
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 16, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 5, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

8.3NETGEARCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
6.8NVDAV:N/AC:M/Au:N/C:P/I:P/A:P
8.8NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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