Nsasoft Nsauditor ShareAlarmPro Advanced Network Access Control Registration Key buffer overflow

Summaryinfo

A vulnerability classified as critical was found in Nsasoft Nsauditor ShareAlarmPro Advanced Network Access Control. Affected by this issue is some unknown functionality of the component Registration Key Handler. Such manipulation leads to buffer overflow. This vulnerability is uniquely identified as CVE-2020-37206. Local access is required to approach this attack. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Nsasoft Nsauditor ShareAlarmPro Advanced Network Access Control (version unknown) and classified as critical. Affected by this issue is an unknown function of the component Registration Key Handler. The manipulation 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. CVE summarizes:

ShareAlarmPro contains a denial of service vulnerability that allows attackers to crash the application by supplying an oversized registration key. Attackers can generate a 1000-character buffer payload to trigger an application crash when pasted into the registration key field.

The weakness was disclosed by Ismail Tasdelen as 47859. The advisory is shared for download at exploit-db.com. This vulnerability is handled as CVE-2020-37206 since 02/10/2026. The exploitation is known to be easy. The attack needs to be approached locally. Technical details are unknown but a public exploit is available.

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 (47859). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• Nsasoft

Name

• Nsauditor ShareAlarmPro Advanced Network Access Control

CPE 2.3info

• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion