CVE Feed

    Dashboard / CVE / CVE-2020-8631

    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.

    Published:Feb 5, 2020
    Last Modified:Nov 21, 2024
    EPS:Feb 5, 2020
    EPSS Score:0.00115
    CVSS Score:5.5

    Affected Products

    Vendor
    Canonical
    Product
    Cloud-init
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Related CVEs

    CVE-2024-6174 (CVSS 8.8) — When a non-x86 platform is detected, cloud-init grants root access to a hardcoded url with a local IP address.…
    CVE-2024-11584 (CVSS 5.9) — cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode …
    CVE-2023-1786 (CVSS 5.5) — Sensitive data could be exposed in logs of cloud-init before version 23.1.2. An attacker could use this inform…
    CVE-2022-2084 (CVSS 5.5) — Sensitive data could be exposed in world readable logs of cloud-init before version 22.3 when schema failures …
    CVE-2021-3429 (CVSS 5.5) — When instructing cloud-init to set a random password for a new user account, versions before 21.2 would write …
    CVE-2020-8632 (CVSS 5.5) — In cloud-init through 19.4, rand_user_password in cloudinit/config/cc_set_passwords.py has a small default pwl…
    CVE-2018-10896 (CVSS 7.1) — The default cloud-init configuration, in cloud-init 0.6.2 and newer, included "ssh_deletekeys: 0", disabling c…
    CVE-2012-6639 (CVSS 8.8) — An privilege elevation vulnerability exists in Cloud-init before 0.7.0 when requests to an untrusted system ar…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High