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CVE-2023-35721

Published: May 3, 2024Updated: Aug 7, 2025 Sources: CVE List NVD BDUCWE-295
8.8HIGH
NVD MITRE
EPSS Score
1.0%
Top 40.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

NETGEAR Multiple Routers curl_post Improper Certificate Validation Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of multiple NETGEAR routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the update functionality, which operates over HTTPS. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-19981.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-295

Affected Products

NETGEAR
commercial·USaka net gear
rax50 firmware
Networking Infrastructure
Multiple Routers
Networking Infrastructure
RAX50
Networking Infrastructure

Exploitability

Official Patch Available
Is your org exposed to CVE-2023-35721?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://kb.netgear.com/000065668/Security-Advisory-for-Improper-Remote-Server-Certificate-Validation-on-the-RAX50-PSV-2023-0019
kb.netgear.com
https://www.zerodayinitiative.com/advisories/ZDI-23-893/
zerodayinitiative.com
https://www.zerodayinitiative.com/advisories/ZDI-23-893/
zerodayinitiative.com
and 3 more references View all →

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