Vulnerability in Kyrol Internet Security

CVE-2019-19820

An invalid pointer vulnerability in 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 0x9C402405 using METHOD_NEITHER results in a read primitive.

EPSS: 0.007 (47.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-19820?
CVE-2019-19820 is a high-severity vulnerability in Kyrol Internet Security, classified under Release of Invalid Pointer or Reference. CVSS score: 7.8/10. Published 2020-01-10.
How severe is CVE-2019-19820?
High severity. CVSS v3 base score is 7.8 out of 10.