{"cve":"CVE-2018-3646","nvd":{"published":"2018-08-14T19:29:00.920","modified":"2026-06-17T01:57:37.250","status":"Modified","description":"Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access with guest OS privilege via a terminal page fault and a side-channel analysis.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N","score":5.6},"cwes":["CWE-200"],"references":["http://support.lenovo.com/us/en/solutions/LEN-24163","http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180815-01-cpu-en","http://www.securityfocus.com/bid/105080","http://www.securitytracker.com/id/1041451","http://www.securitytracker.com/id/1042004"],"products":["intel:core_i3","intel:core_i5","intel:core_i7","intel:core_m","intel:core_m3","intel:core_m5","intel:core_m7","intel:xeon"],"source":"nvd","synced_at":"2026-10-19T20:52:03.425131697+00:00"},"epss":{"cve":"CVE-2018-3646","score":0.08101,"percentile":0.94821,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}