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CVE-2021-25319

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

HIGH

7.8

CVSS Score

Published: May 5, 2021 at 08:25 AM UTC

Updated: June 17, 2026 at 03:41 AM UTC

1 product affected across 1 vendorFactory

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Severity

HIGH7.8

Exploit prediction

EPSS 0.3%

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Factory · openSUSE

95%

v ≤ 6.1.20-1.1virtualbox ≤ v ≤ 6.1.20-1.1virtualbox

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

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

References (1)

x_refsource_CONFIRMIssue TrackingPatchVendor Advisory

Source: [email protected]

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

CVSS

7.8HIGHsuse

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-276

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