Security readout for executives and security teams
This Chrome V8 flaw could let a remote attacker run code in the browser sandbox when a user visits a crafted HTML page. It affects Google Chrome before 70.0.3538.64. Because CISA lists CVE-2018-17463 as known exploited, any legacy or unmanaged browser estate should be treated as urgent exposure. Exposure is most likely on endpoints running Google Chrome earlier than 70.0.3538.64, including older Chromium builds covered by Linux vendor advisories. Modern auto-updated Chrome deployments are less likely exposed, but unmanaged systems, archived images, kiosk devices, and legacy distribution packages need verification. Treat this as urgent legacy exposure. The issue is old, but CISA KEV status means exploitation has been observed, and browser compromise can become an entry point for data theft or follow-on attacks. Priority should focus on finding and retiring unpatched Chrome or Chromium installations. Mitigation focus: Upgrade Chrome to 70.0.3538.64 or later.; Apply relevant Debian, Red Hat, or Gentoo Chromium security updates.; Remove or isolate unsupported browser versions from production endpoints..
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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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-17463 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
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
- DSA-4330CVE reference · vendor-advisory, x_refsource_DEBIAN
- https://crbug.com/888923CVE reference · x_refsource_MISC
- RHSA-2018:3004CVE reference · vendor-advisory, x_refsource_REDHAT
- GLSA-201811-10CVE reference · vendor-advisory, x_refsource_GENTOO
- https://chromereleases.googleblog.com/2018/10/stable-channel-update-for-desktop.htmlCVE reference · x_refsource_CONFIRM
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-17463CVE 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.