Security readout for executives and security teams
This is a local privilege escalation in old Sun xVM VirtualBox. A user who can run code on an affected Windows host could abuse the VirtualBox kernel driver to gain higher privileges. It is not a remote internet-facing bug, but CISA KEV marks it as known exploited, so legacy installs deserve urgent attention. Exposure is likely limited to Windows systems running Sun xVM VirtualBox before 1.6.4. Modern environments are unlikely to be affected unless old lab images, legacy desktops, build hosts, or archived virtualization appliances still contain the vulnerable driver. High priority if any affected legacy VirtualBox host exists. The business urgency comes from known exploitation and full privilege impact, not broad internet exposure. Confirm applicability quickly; remediate or document non-exposure. Mitigation focus: Upgrade affected VirtualBox installations to version 1.6.4 or later.; Remove obsolete Sun xVM VirtualBox where no longer required.; Disable or uninstall the vulnerable VBoxDrv.sys driver on retired systems..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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CVE-2008-3431 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
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CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H26Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- 6218CVE reference · exploit, x_refsource_EXPLOIT-DB
- sun-xvmvirtualbox-privilege-escalation(44202)CVE reference · vdb-entry, x_refsource_XF
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2008-3431CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.