Lucene search

MitreCVE-2018-8885

HistoryMar 28, 2018 - 8:29 p.m.

CVE-2018-8885

2018-03-2820:29:00

CWE-362

mitre

web.nvd.nist.gov

cve

2018

8885

screen-resolution-extra

security

bypass

local users

access restrictions

CVSS2

4.4

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.5

Confidence

High

EPSS

Percentile

5.1%

JSON

screenresolution-mechanism in screen-resolution-extra 0.17.2 does not properly use the PolicyKit D-Bus API, which allows local users to bypass intended access restrictions by leveraging a race condition via a setuid or pkexec process that is mishandled in a PolicyKitService._check_permission call.

Affected configurations

Nvd

Node

canonicalscreen-resolution-extraMatch0.17.2

Node

canonicalubuntu_linuxMatch14.04lts

canonicalubuntu_linuxMatch16.04lts

canonicalubuntu_linuxMatch17.10

VendorProductVersionCPE
canonicalscreen-resolution-extra0.17.2cpe:2.3:a:canonical:screen-resolution-extra:0.17.2:*:*:*:*:*:*:*
canonicalubuntu_linux14.04cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
canonicalubuntu_linux16.04cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
canonicalubuntu_linux17.10cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
canonical	screen-resolution-extra	0.17.2	cpe:2.3:a:canonical:screen-resolution-extra:0.17.2:::::::*
canonical	ubuntu_linux	14.04	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
canonical	ubuntu_linux	16.04	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
canonical	ubuntu_linux	17.10	cpe:2.3:o:canonical:ubuntu_linux:17.10:::::::*

References

usn.ubuntu.com/3607-1/

CVSS2

4.4

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.5

Confidence

High

EPSS

Percentile

5.1%

JSON

Related for CVE-2018-8885