Tenda AC6 15.03.05.16 formexeCommand cmdinput code injection

Summaryinfo

A vulnerability has been found in Tenda AC6 15.03.05.16 and classified as critical. The impacted element is the function formexeCommand. Performing a manipulation of the argument cmdinput results in code injection. This vulnerability was named CVE-2025-25507. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in Tenda AC6 15.03.05.16. This affects the function formexeCommand. The manipulation of the argument cmdinput with an unknown input leads to a code injection vulnerability. CWE is classifying the issue as CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

There is a RCE vulnerability in Tenda AC6 15.03.05.16_multi. In the formexeCommand function, the parameter cmdinput will cause remote command execution.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2025-25507 since 02/07/2025. The exploitability is told to be easy. It is possible to initiate the attack 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 05/31/2025). The attack technique deployed by this issue is T1059 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-2025-4481). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Router Operating System

Vendor

• Tenda

Name

• AC6

Version

• 15.03.05.16

License

• commercial

Website

• Vendor: https://www.tenda.com.cn/

CPE 2.3info

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CPE 2.2info

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Duplicate

• Submit #XXXXXX: Xxxxx Xxx Xx.x (xxxxxx) Xxxxxxxx Xx_xxxxx.xxxx_xxx.xx.xx.xx_xxxxx_xxxx Xxxxxxxxx Xxxxxxx Xxxxxxxxx (by ST4R)

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

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