{"id":"CVE-2017-5691","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-5691","generatedAt":"2026-10-29T00:34:36.674Z","title":"Incorrect check in Intel processors from 6th and 7th Generation Intel Core Processor Families, Intel Xeon E3-1500M v5 and v6 Product Families, and Intel Xeon E3-1200 v5 and v6 Product Families allows compromised system firmware to impact SGX security…","description":"Incorrect check in Intel processors from 6th and 7th Generation Intel Core Processor Families, Intel Xeon E3-1500M v5 and v6 Product Families, and Intel Xeon E3-1200 v5 and v6 Product Families allows compromised system firmware to impact SGX security via incorrect early system state.","published":"2017-07-26T15:29:00.000Z","lastModified":"2026-06-17T01:21:03.000Z","status":"Modified","sourceIdentifier":"secure@intel.com","cvss":{"version":"3.0","score":9,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H"},"cwe":[],"affected":["intel/nuc7i3bnk bios","intel/nuc7i5bnk bios","intel/nuc7i7bnh bios","intel/stk2mv64cc bios","intel/stk2m3w64cc bios","intel/nuc6i7kyk bios","intel/nuc6i3syk bios","intel/nuc6i5syk bios","intel/r1304sposhor bios","intel/r1304sposhorr bios","intel/r1208sposhorr bios","intel/lr1304spcfg1r bios","intel/r1208sposhor bios","intel/s1200spsr bios","intel/s1200spor bios","intel/lr1304spcfg1 bios","intel/s1200spl bios","intel/s1200spo bios","intel/s1200sps bios","intel/r1304sposhbn bios","intel/s1200splr bios","intel/r1304sposhbnr bios"],"epss":{"score":0.01439,"percentile":0.7303,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesb3p03767en_us","tags":["Third Party Advisory"],"source":"secure@intel.com"},{"url":"https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00076&languageid=en-fr","tags":["Vendor Advisory"],"source":"secure@intel.com"},{"url":"https://support.lenovo.com/us/en/product_security/LEN-15184","source":"secure@intel.com"},{"url":"https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesb3p03767en_us","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00076&languageid=en-fr","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.lenovo.com/us/en/product_security/LEN-15184","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-5691","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}