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Vulnerability record · CVE-2024-36424 · published 6 August 2024

CVE-2024-36424: K7computing k7 ultimate security null pointer dereference vulnerability

K7computing · K7 Ultimate Security

K7RKScan.sys in K7 Ultimate Security before 17.0.2019 allows local users to cause a denial of service (BSOD) because of a NULL pointer dereference.

5.5 CVSS 3.1 Medium EPSS 0.99% · top 38.9% CWE-476 · NULL pointer dereference
5.5CVSS 3.1 base score
0.99%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

K7RKScan.sys in K7 Ultimate Security before 17.0.2019 allows local users to cause a denial of service (BSOD) because of a NULL pointer dereference.

CVSS:3.1/AV:L/AC:L/PR:L/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.

References

LinkTags
https://support.k7computing.com/index.php?/selfhelp/view-article/Advisory-issued-on-5th-aug-2024-417 Vendor Advisory
https://www.k7computing.com/ Product

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Related vulnerabilities

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

9.8CVE-2019-16897K7computing k7 antivirus premium improper privilege management vulnerabilityIn K7 Antivirus Premium 16.0.xxx through 16.0.0120; K7 Total Security 16.0.xxx through 16.0.0120; and K7 Ultimate Security 16.0.xxx through 16.0.0120…EPSS 1.6%7.8CVE-2019-16896K7computing k7 ultimate security link following vulnerabilityIn K7 Ultimate Security 16.0.0117, the module K7BKCExt.dll (aka the backup module) improperly validates the administrative privileges of the user, al…EPSS 0.40%7.7CVE-2025-67826K7computing k7 ultimate security improper privilege management vulnerabilityAn issue was discovered in K7 Ultimate Security 17.0.2045. A Local Privilege Escalation (LPE) vulnerability in the K7 Ultimate Security antivirus can…EPSS 0.15%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%analysed

Source: NIST National Vulnerability Database (record CVE-2024-36424), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.