CVE-2021-2475 json
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core).
published 2021-10-20 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-16933
- cvss
- 4.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 34%
- public exploits
- 0
- none known
Summary
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.28. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox. CVSS 3.1 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Patch / fix
- Oracle Corporation VM VirtualBox 6.1.28
- virtualbox openSUSE Leap 15.2 6.1.28-lp152.2.38.1
- virtualbox-kmp openSUSE Leap 15.2 6.1.28-lp152.2.38.1
- virtualbox openSUSE Leap 15.3 6.1.28-lp153.2.12.1
- virtualbox-kmp openSUSE Leap 15.3 6.1.28-lp153.2.12.1
opensuse advisories openSUSE-SU-2021:1403-1openSUSE-SU-2021:1393-1
- virtualbox Arch Linux 6.1.28-1
arch linux advisories AVG-2476
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.4 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- Oracle Corporation VM VirtualBox
References
-
security.gentoo.org
/glsa/202208-36
vendor-advisory, third-party-advisory
-
oracle.com
/security-alerts/cpuoct2021.html
vendor-advisory
Sources
- CVE List CVE-2021-2475
- NVD CVE-2021-2475
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.