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ubuntucveUbuntu.comUB:CVE-2017-18641
HistoryFeb 10, 2020 - 12:00 a.m.

CVE-2017-18641

2020-02-1000:00:00
ubuntu.com
ubuntu.com
17

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

47.9%

In LXC 2.0, many template scripts download code over cleartext HTTP, and
omit a digital-signature check, before running it to bootstrap containers.

Bugs

Notes

Author Note
mdeslaur in lxc 3.0, the old templates were split out into the lxc-templates package and distrobuilder is now used instead. https://github.com/lxc/lxc/commit/aafb5ea2a849056f9866359996605af0290605bd as of 2020-05-13, no complete fix for the issues are available
rodrigo-zaiden as of 2022-03-09, there is still no complete fix.

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

47.9%

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