D-Link DIR-816 A2 1.11 dir_login.asp Request improper authorization

Summaryinfo

A vulnerability described as critical has been identified in D-Link DIR-816 A2 1.11. Affected is an unknown function of the file dir_login.asp. The manipulation as part of Request results in improper authorization. This vulnerability is identified as CVE-2019-10039. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in D-Link DIR-816 A2 1.11 (Router Operating System). Affected is an unknown code block of the file dir_login.asp. The manipulation as part of a Request leads to a improper authorization vulnerability. CWE is classifying the issue as 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. This is going to have an impact on 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/setSysAdm to edit the web or system account without authentication.

The bug was discovered 03/20/2019. The weakness was released 03/25/2019. This vulnerability is traded as CVE-2019-10039 since 03/25/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 08/07/2023). This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

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.

Entries connected to this vulnerability are available at VDB-132189, VDB-132188 and VDB-132187. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Router Operating System

Vendor

• D-Link

Name

• DIR-816 A2

Version

• 1.11

License

• commercial

Website

• Vendor: https://www.dlink.com/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion