Vulnerability CVE-2019-13047


Published: 2019-06-29   Modified: 2019-06-30

Description:
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.

Type:

CWE-264

(Permissions, Privileges, and Access Controls)

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Toaruos -> Toaruos 

 References:
https://github.com/mehsauce/kowasuos/blob/master/exploits/kowasu-sysfunc.c

Copyright 2020, cxsecurity.com

 

Back to Top