CVE-2021-25319 json
virtualbox: missing sticky bit for /etc/vbox allows local root exploit for members of vboxusers group
published 2021-05-05 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-12216
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- virtualbox openSUSE Leap 15.3 6.1.22-lp153.2.3.2
- virtualbox-kmp openSUSE Leap 15.3 6.1.22-lp153.2.3.2
- virtualbox openSUSE Leap 15.2 6.1.22-lp152.2.24.2
- virtualbox-kmp openSUSE Leap 15.2 6.1.22-lp152.2.24.2
opensuse advisories openSUSE-SU-2021:0977-1openSUSE-SU-2021:0723-1
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- openSUSE Factory
Classification
- Weakness
-
- CWE-276 Incorrect Default Permissions
References
-
bugzilla.suse.com
/show_bug.cgi?id=1182918
issue-tracking, patch, vendor-advisory
Sources
- CVE List CVE-2021-25319
- NVD CVE-2021-25319
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