High severity · published May 3, 2024
CVE-2023-35721
NETGEAR Multiple Routers curl_post Improper Certificate Validation Remote Code Execution Vulnerability
8.8
CVSS
1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MR
Multiple Routers · NETGEAR
1.0.12.120_2.0.83 · source: vendor
RF
Rax50 Firmware · Netgear
before 1.0.15.128 · source: NVD, CISA
Affected product
MR
Multiple Routers
NETGEAR
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