CVE-2021-45653

Sensitive information disclosure through undisclosed operation

Published Dec 26, 2021 · Updated Aug 4, 2024

Sensitive information exposure in NETGEAR RBK352, RBR350, and RBS350 before 4.4.0.10 allows attackers to read unspecified data. NETGEAR has not disclosed the affected component or the operation that exposes the sensitive information. Exploitation requires physical access and high privileges, and the published impact is limited to reading confidential information.

CVSS severity3.9
Low
EPSS probability1.36%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Sensitive information exposure in NETGEAR RBK352, RBR350, and RBS350 before 4.4.0.10 allows attackers to read unspecified data. NETGEAR has not disclosed the affected component or the operation that exposes the sensitive information. Exploitation requires physical access and high privileges, and the published impact is limited to reading confidential information.

The record

CVE
CVE-2021-45653
Published
Dec 26, 2021
Updated
Aug 4, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-200
Attack vector
physical
Privileges
admin

Timeline

How it unfolded

  1. Dec 26, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 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 vectorphysical
Required privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

3.9NETGEARCVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

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)
Vectorphysical
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

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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