Vulnerability record · CVE-2012-5389 · published 23 January 2020

CVE-2012-5389: Dart powertcp webserver for activex null pointer dereference vulnerability

Dart · Powertcp Webserver For Activex

NULL Pointer Dereference in PowerTCP WebServer for ActiveX 1.9.2 and earlier allows remote attackers to cause a denial of service (application crash) via a crafted HTTP request.

7.5 CVSS 3.1 High EPSS 6.6% · top 6.4% CWE-476 · NULL pointer dereference

7.5CVSS 3.1 base score, v2 5.0

6.6%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

4References

16 Jun 2026Last modified by NVD

Description

NULL Pointer Dereference in PowerTCP WebServer for ActiveX 1.9.2 and earlier allows remote attackers to cause a denial of service (application crash) via a crafted HTTP request.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Powertcp Webserver For Activex Dart

References

Link	Tags
http://www.securityfocus.com/bid/58940	Third Party AdvisoryVDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/83310	Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/58940	Third Party AdvisoryVDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/83310	Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

6.2CVE-2026-21525Windows Remote Access Connection Manager null pointer dereference DoSWindows Remote Access Connection Manager contains a null pointer dereference (CWE-476) that lets an unauthorized attacker deny service locally. The f…KEVEPSS 4.8%analysed10 Feb 2026

Source: NIST National Vulnerability Database (record CVE-2012-5389), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.