Security readout for executives and security teams
CVE-2017-0149 is a memory corruption flaw in Internet Explorer 9 through 11. A user visiting a crafted website could let an attacker run code or crash the browser. Because CISA lists it as known exploited, any remaining Internet Explorer use should be treated as a legacy security risk requiring prompt review. Exposure is most likely on legacy Windows endpoints, kiosks, VDI images, or business applications that still require Internet Explorer 9, 10, or 11. High priority for organizations with remaining Internet Explorer dependencies. The vulnerability is old but known exploited, so the business risk is concentrated in unmanaged legacy environments. Mitigation focus: Identify and prioritize systems still running Internet Explorer 9 through 11.; Review and apply Microsoft MSRC guidance for CVE-2017-0149.; Retire or restrict Internet Explorer use where business processes allow..
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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Open ATT&CK lookupExecution behavior lookup
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Open ATT&CK lookupCVE-2017-0149 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:N/AC:L/PR:N/UI:R/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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0149CVE reference · x_refsource_CONFIRM
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0149CVE 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.