A vulnerability was found in D-Link DIR-816 A2 1.11 (Router Operating System) and classified as critical. Affected by this issue is an unknown function of the file dir_login.asp. The manipulation as part of a Request leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The D-Link DIR-816 A2 1.11 router only checks the random token when authorizing a goform request. An attacker can get this token from dir_login.asp and use an API URL /goform/form2userconfig.cgi to edit the system account without authentication.

The bug was discovered 03/20/2019. The weakness was presented 03/25/2019. This vulnerability is handled as CVE-2019-10041 since 03/25/2019. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 08/07/2023). The MITRE ATT&CK project declares the attack technique as T1548.002.

The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $5k-$25k. By approaching the search of inurl:dir_login.asp it is possible to find vulnerable targets with Google Hacking.

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

See 132189, 132187 and 132186 for similar entries.

Productinfo

Type

• Router Operating System

Vendor

• D-Link

Name

• DIR-816 A2

Version

• 1.11

License

• commercial

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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