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ubuntucveUbuntu.comUB:CVE-2017-18270
HistoryMay 18, 2018 - 12:00 a.m.

CVE-2017-18270

2018-05-1800:00:00
ubuntu.com
ubuntu.com
12

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

3.6 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.3%

In the Linux kernel before 4.13.5, a local user could create keyrings for
other users via keyctl commands, setting unwanted defaults or causing a
denial of service.

OSVersionArchitecturePackageVersionFilename
ubuntu17.10noarchlinux< 4.13.0-17.20UNKNOWN
ubuntu14.04noarchlinux< 3.13.0-157.207UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-98.121UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1039.48UNKNOWN
ubuntu16.04noarchlinux-azure< 4.13.0-1005.7UNKNOWN
ubuntu16.04noarchlinux-gcp< 4.13.0-1002.5UNKNOWN
ubuntu16.04noarchlinux-hwe< 4.13.0-26.29~16.04.2UNKNOWN
ubuntu16.04noarchlinux-hwe-edge< 4.13.0-26.29~16.04.2UNKNOWN
ubuntu16.04noarchlinux-kvm< 4.4.0-1009.14UNKNOWN
ubuntu14.04noarchlinux-lts-xenial< 4.4.0-98.121~14.04.1UNKNOWN
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7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

3.6 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.3%