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[email protected]CVE-2019-13049

HistoryJun 29, 2019 - 3:15 p.m.

CVE-2019-13049

2019-06-2915:15:09

CWE-190

[email protected]

web.nvd.nist.gov

cve-2019-13049

integer wrap

kernel

syscall

toaruos

privilege escalation

nvd

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.3%

JSON

An integer wrap in kernel/sys/syscall.c in ToaruOS 1.10.10 allows users to map arbitrary kernel pages into userland process space via TOARU_SYS_FUNC_MMAP, leading to escalation of privileges.

Affected configurations

NVD

Node

toaruos_projecttoaruosMatch1.10.10

CPENameOperatorVersion
toaruos_project:toaruostoaruos project toaruoseq1.10.10

CPE	Name	Operator	Version
toaruos_project:toaruos	toaruos project toaruos	eq	1.10.10

References

github.com/mehsauce/kowasuos/blob/master/exploits/kowasu-sysfunc-revenge.c

Social References

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.3%

JSON

Related for CVE-2019-13049

nvd1 cvelist1 prion1