Auth bypass in Toaruos_project Toaruos

CVE-2019-13047

kernel/sys/syscall.c in ToaruOS through 1.10.9 has incorrect access control in sys_sysfunc case 9 for TOARU_SYS_FUNC_SETHEAP, allowing arbitrary kernel pages to be mapped into user land, leading to root access.

Vulnerability class: Broken Access Control

EPSS: 0.005 (36.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/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-2019-13047?
CVE-2019-13047 is a high-severity vulnerability in Toaruos_project Toaruos, classified under Missing Authorization. CVSS score: 7.8/10. Published 2019-06-29.
How severe is CVE-2019-13047?
High severity. CVSS v3 base score is 7.8 out of 10.