Nsasoft Nsauditor SpotDialup 1.6.7 Registration Key buffer overflow

Summaryinfo

A vulnerability has been found in Nsasoft Nsauditor SpotDialup 1.6.7 and classified as critical. This issue affects some unknown processing of the component Registration Handler. The manipulation of the argument Key leads to buffer overflow. This vulnerability is referenced as CVE-2020-37207. The attack can only be performed from a local environment. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Nsasoft Nsauditor SpotDialup 1.6.7. It has been rated as critical. This issue affects an unknown part of the component Registration Handler. The manipulation of the argument Key with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

SpotDialup 1.6.7 contains a denial of service vulnerability in the registration key input field that allows attackers to crash the application. Attackers can generate a 1000-character buffer payload and paste it into the 'Key' field to trigger an application crash.

The weakness was published by Ismail Tasdelen as 47872. It is possible to read the advisory at exploit-db.com. The identification of this vulnerability is CVE-2020-37207 since 02/10/2026. The exploitation is known to be easy. Attacking locally is a requirement. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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 Exploit-DB (47872). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Nsasoft

Name

• Nsauditor SpotDialup

Version

• 1.6.7

CPE 2.3info

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CPE 2.2info

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Entryinfo

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

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