What’s Vulnerable › Vulnerabilities
CVE-2019-19197
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2019-11-21 · updated 2026-06-17
- Weakness: CWE-732
Description
IOCTL Handling in the kyrld.sys driver in Kyrol Internet Security 9.0.6.9 allows an attacker to achieve privilege escalation, denial-of-service, and code execution via usermode because 0x9C402401 using METHOD_NEITHER results in a read primitive.
Affected products
References
- https://github.com/nafiez/nafiez.github.io/blob/master/_posts/2019-11-16-kyrol-internet-security-driver-issue.md
- https://nafiez.github.io/security/vulnerability/2019/11/16/kyrol-internet-security-driver-issue.html
- https://github.com/nafiez/nafiez.github.io/blob/master/_posts/2019-11-16-kyrol-internet-security-driver-issue.md
- https://nafiez.github.io/security/vulnerability/2019/11/16/kyrol-internet-security-driver-issue.html
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