virtualbox: missing sticky bit for /etc/vbox allows local root exploit for members of vboxusers group
CVE-2021-25319

7.8HIGH

Key Information:

Vendor

Opensuse
Status
Factory
Vendor
CVE Published:
5 May 2021

What is CVE-2021-25319?

A Incorrect Default Permissions vulnerability in the packaging of virtualbox of openSUSE Factory allows local attackers in the vboxusers groupu to escalate to root. This issue affects: openSUSE Factory virtualbox version 6.1.20-1.1 and prior versions.

Affected Version(s)

Factory virtualbox <= 6.1.20-1.1

References

https://bugzilla.suse.com/show_bug.cgi?id=1182918
x_refsource_CONFIRM

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Matthias Gerstner of SUSE
.