CVE Vulnerability

CVE-2020-8631

cloud-init through 19.4 relies on Mersenne Twister for a random password, which makes it easier for attackers to predict passwords, because rand_str in cloudinit/util.py calls the random.choice function.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/canonical/cloud-init/pull/204 Patch Third Party Advisory
https://bugs.launchpad.net/ubuntu/+source/cloud-init/+bug/1860795 Issue Tracking Patch
https://lists.debian.org/debian-lts-announce/2020/02/msg00021.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00042.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:canonical:cloud-init:*:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Information

Published : 2020-02-05 02:15

Updated : 2021-12-22 06:18

NVD link : CVE-2020-8631

Mitre link : CVE-2020-8631

Products Affected
No products.
CWE
CWE-330