CVSS 3.1
7.8 highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2019-19197
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.
Severity
- EPSS
- 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
- CWE
- CWE-732
- Published
- Modified
- Record from
- the NVD, synced
Affected
- kyrolsecuritylabs:kyrol_internet_security
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