ToaruOS up to 1.10.9 Access Control kernel/sys/syscall.c sys_sysfunc TOARU_SYS_FUNC_SETHEAP access control

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in ToaruOS up to 1.10.9. It has been classified as critical. Affected is the function sys_sysfunc of the file kernel/sys/syscall.c of the component Access Control. The manipulation of the argument TOARU_SYS_FUNC_SETHEAP with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was released 06/29/2019. This vulnerability is traded as CVE-2019-13047 since 06/29/2019. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.




CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.3

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
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NVD Base Score: 7.8
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Class: Access control
CWE: CWE-264

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


06/29/2019 🔍
06/29/2019 +0 days 🔍
06/30/2019 +1 days 🔍
10/09/2023 +1562 days 🔍


Status: Not defined

CVE: CVE-2019-13047 (🔍)


Created: 06/30/2019 11:18 AM
Updated: 10/09/2023 01:18 PM
Changes: 06/30/2019 11:18 AM (39), 06/29/2020 09:30 AM (17), 10/09/2023 01:18 PM (3)
Complete: 🔍
Cache ID: 44:2A5:40


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