CVE-2021-2291 json
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core).
published 2021-04-22 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-16750
- cvss
- 4.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 55%
- 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 6.1.20. Difficult to exploit vulnerability allows low 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 access to critical data or complete access to all Oracle VM VirtualBox accessible data. CVSS 3.1 Base Score 4.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N).
Patch / fix
- Oracle Corporation VM VirtualBox 6.1.20
- 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
- virtualbox Arch Linux 6.1.20-1
arch linux advisories AVG-1846
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.76% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 1.9 | AV:L/AC:M/Au:N/C:P/I:N/A:N |
Affected products
- Oracle Corporation VM VirtualBox
References
-
oracle.com
/security-alerts/cpuapr2021.html
patch, vendor-advisory
-
security.gentoo.org
/glsa/202208-36
vendor-advisory, third-party-advisory
-
zerodayinitiative.com
/advisories/ZDI-21-457/
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2021-2291
- NVD CVE-2021-2291
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