D-Link AX3000/AX9/AX12 /goform/setMacFilterCfg macFilterType command injection

Summaryinfo

A vulnerability, which was classified as critical, has been found in D-Link AX3000, AX9 and AX12. This impacts an unknown function of the file /goform/setMacFilterCfg. This manipulation of the argument macFilterType causes privilege escalation. This vulnerability is handled as CVE-2024-39963. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in D-Link AX3000, AX9 and AX12 (affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /goform/setMacFilterCfg. The manipulation of the argument macFilterType with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

AX3000 Dual-Band Gigabit Wi-Fi 6 Router AX9 V22.03.01.46 and AX3000 Dual-Band Gigabit Wi-Fi 6 Router AX12 V1.0 V22.03.01.46 were discovered to contain an authenticated remote command execution (RCE) vulnerability via the macFilterType parameter at /goform/setMacFilterCfg.

It is possible to read the advisory at gist.github.com. This vulnerability is known as CVE-2024-39963 since 07/05/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation needs additional levels of successful authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/22/2024). 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

• D-Link

Name

• AX9
• AX12
• AX3000

License

• commercial

Website

• Vendor: https://www.dlink.com/

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