CVE-2017-18270

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.

CVSS v3.0 7.1 HIGH
CVSS v2.0 3.6 LOW

7.1^/10

CVSS v3.0 : HIGH

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

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

3.6^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 4.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.5	Release Notes
https://github.com/torvalds/linux/commit/237bbd29f7a049d310d907f4b2716a7feef9abf3	Patch
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=237bbd29f7a049d310d907f4b2716a7feef9abf3	Patch
http://www.securityfocus.com/bid/104254	Third Party Advisory VDB Entry
https://usn.ubuntu.com/3754-1/
https://bugzilla.redhat.com/show_bug.cgi?id=1856774#c11
https://bugzilla.redhat.com/show_bug.cgi?id=1856774#c9
https://support.f5.com/csp/article/K37301725
https://bugzilla.redhat.com/show_bug.cgi?id=1580979

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Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Information

Published : 2018-05-18 09:29

Updated : 2020-08-14 13:15

NVD link : CVE-2017-18270

Mitre link : CVE-2017-18270

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

linux

linux_kernel

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