CVE-2019-16897: k7computing k7_antivirus_premium Improper Privilege Management

Vulnerability summary

CVE-2019-16897 is a critical (CVSS 9.8) Improper Privilege Management vulnerability in k7computing k7_antivirus_premium. EPSS estimates a 1.62% chance of exploitation in the next 30 days, higher than 75.8% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 28-10-2019
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

In 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, the module K7TSHlpr.dll improperly validates the administrative privileges of the user, allowing arbitrary registry writes in the K7AVOptn.dll module to facilitate escalation of privileges via inter-process communication with a service process.

• CWE-269Improper Privilege ManagementThe product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.