Wavlink AC3000 M33A8.V5030.210505 login.cgi set_sys_init restart_min_value command injection

Summaryinfo

A vulnerability identified as critical has been detected in Wavlink AC3000 M33A8.V5030.210505. This impacts the function set_sys_init of the file login.cgi. Performing a manipulation of the argument restart_min_value results in command injection. This vulnerability is identified as CVE-2024-39760. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Wavlink AC3000 M33A8.V5030.210505. This affects the function set_sys_init of the file login.cgi. The manipulation of the argument restart_min_value with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Multiple OS command injection vulnerabilities exist in the login.cgi set_sys_init() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary code execution. An attacker can make an unauthenticated HTTP request to trigger these vulnerabilities.A command injection vulnerability exists within the `restart_min_value` POST parameter.

It is possible to read the advisory at talosintelligence.com. This vulnerability is uniquely identified as CVE-2024-39760 since 06/28/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. 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 08/22/2025). 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.

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Productinfo

Vendor

• Wavlink

Name

• AC3000

Version

• M33A8.V5030.210505

License

• commercial

CPE 2.3info

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CPE 2.2info

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