CVE-2020-8907

CWE-276 — Incorrect Default Permissions4 documents4 sources
Severity
9.3CRITICAL
EPSS
0.1%
top 75.21%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Google LLC Guest-osloginGoogle Guest-osloginOpensuse Leap
Timeline
PublishedJun 22
Latest updateMay 24

Description

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 their membership to the "docker" group, an attacker with this role is able to run docker and mount the host OS. Within docker, it is possible to modify the host OS filesystem and modify /etc/groups to gain administrative privileges. All images created after 2020-May-07 (20200507) are fixed, and if…

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Affected Packages4 packages

▶CVEListV5google_llc/guest-oslogin20190304 — 20200507
▶NVDgoogle/guest-oslogin20190304.00 — 20200507.00
▶Ubuntugce-compute-image-packages< 20190801-0ubuntu1~16.04.1+2
▶NVDopensuse/leap15.1, 15.2+1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-3p4p-r25g-jhpf: A vulnerability in Google Cloud Platform's guest-oslogin versions between 20190304 and 20200507 allows a user that is only granted the role "roles/com↗2022-05-24
▶
OSV
CVE-2020-8907: A vulnerability in Google Cloud Platform's guest-oslogin versions between 20190304 and 20200507 allows a user that is only granted the role "roles/com↗2020-06-22
▶
CVEList
Priviged Escalation in Google Cloud Platform's Guest-OSLogin↗2020-06-22
▶
CVE-2020-8907 (CRITICAL CVSS 9.3) | A vulnerability in Google Cloud Pla | cvebase.io