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CVE-2018-10896

Public on 2018-08-01
Modified on 2021-01-06
Description

The default cloud-init configuration included "ssh_deletekeys: 0", disabling cloud-init's deletion of ssh host keys. In some environments, this could lead to instances created by cloning a golden master or template system, sharing ssh host keys, and being able to impersonate one another or conduct man-in-the-middle attacks.

Severity
Low
See what this means
CVSS v3 Base Score
4.6
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core cloud-init 2021-01-05 23:34 ALAS2-2021-1576

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.6 CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD CVSSv2 3.6 AV:L/AC:L/Au:N/C:P/I:P/A:N
NVD CVSSv3 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N