Cudy Router up to 2.4.25 Clock Setting system.setclock command injection

Summaryinfo

A vulnerability classified as very critical has been found in Cudy Router up to 2.4.25. The impacted element is the function system.setclock of the component Clock Setting. The manipulation leads to command injection. This vulnerability is traded as CVE-2026-38708. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Cudy Router up to 2.4.25. This issue affects the function system.setclock of the component Clock Setting. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

TR1200 v2.4.15, TR3000 v2.4.21, WR300 v2.4.25, WR1200 v2.4.23, WR1300 v2.4.22, WR1500 v2.3.10, WR3000 v2.4.19, WR3600 v2.3.16, and WR6500 v2.3.15 were discovered to contain a command injection vulnerability in the system.setclock interface. This vulnerability allows attackers to execute arbitrary commands as root via a crafted input.

It is possible to read the advisory at cudy.com. The identification of this vulnerability is CVE-2026-38708 since 04/06/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/01/2026). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-51647). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Router Operating System

Vendor

• Cudy

Name

• Router

Version

• 2.3.10
• 2.3.15
• 2.3.16
• 2.4.15
• 2.4.19
• 2.4.21
• 2.4.22
• 2.4.23
• 2.4.25

CPE 2.3info

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CPE 2.2info

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Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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