CVSS 4.0
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се локално, без особени условия, с обикновен потребителски вход и без действие от потребителя.
- Експлоатация: няма данни за експлоатация
- Атаката не може да се автоматизира
Описание
Оригинално описание
A vulnerability in Google Cloud Platform's guest-oslogin versions between 20190304 and 20200507 allows a user that is only granted the role "roles/compute.osLogin" to escalate privileges to root. Using the membership to the "lxd" group, an attacker can attach host devices and filesystems. Within an lxc container, it is possible to attach the host OS filesystem and modify /etc/sudoers to then gain administrative privileges. All images created after 2020-May-07 (20200507) are fixed, and if you cannot update, we recommend you edit /etc/group/security.conf and remove the "lxd" user from the OS Login entry.
Засегнати продукти
- Google LLC guest-oslogin: 20190304 преди 20200507; 20200507
- google guest-oslogin: 20190304.00 преди 20200507
Вид слабост
История
- 22 юни 2020 Публикувано
Други уязвимости в Google LLC guest-oslogin
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2020-8933
- https://nvd.nist.gov/vuln/detail/CVE-2020-8933
- https://github.com/GoogleCloudPlatform/guest-oslogin/pull/29
- https://gitlab.com/gitlab-com/gl-security/gl-redteam/red-team-tech-notes/-/tree/master/oslogin-privesc-june-2020
- https://cloud.google.com/support/bulletins/#gcp-2020-008
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00037.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00047.html