Security readout for executives and security teams
CVE-2018-8120 lets a low-privileged local user gain higher privileges on older Windows systems. It affects Windows 7, Windows Server 2008, and Windows Server 2008 R2. Because CISA lists it as known exploited, remaining legacy assets should be treated as urgent exposure. Exposure is most likely on still-running Windows 7 SP1, Windows Server 2008 SP2, or Windows Server 2008 R2 SP1 systems, including listed Server Core variants. Modern Windows versions are not identified as affected in the provided sources. High priority for any organization still operating affected legacy Windows systems. KEV listing makes this a compliance and risk-management issue, not just a theoretical vulnerability. Remediate or isolate quickly, especially on systems with sensitive data or broad network access. Mitigation focus: Prioritize affected legacy Windows assets because this CVE is in CISA KEV.; Apply Microsoft guidance and security updates for CVE-2018-8120 where available.; Retire, upgrade, or strongly isolate unsupported affected 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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ATT&CK lookup starting points
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CWE-404: Exact CWE lookup
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Open ATT&CK lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-8120 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
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:H/PR:L/UI:N/S:U/C:H/I:H/A:H15.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7HighVector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- 45653CVE reference · exploit, x_refsource_EXPLOIT-DB
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8120CVE reference · x_refsource_CONFIRM
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8120CVE 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.
Improper Resource Shutdown or Release
Improper Resource Shutdown or Release represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.