{"cve":"CVE-2020-11684","nvd":{"published":"2020-09-14T14:15:10.680","modified":"2026-06-17T02:50:36.750","status":"Modified","description":"AT91bootstrap before 3.9.2 does not properly wipe encryption and authentication keys from memory before passing control to a less privileged software component. This can be exploited to disclose these keys and subsequently encrypt and sign the next boot stage (such as the bootloader).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","score":9.1},"cwes":["CWE-212"],"references":["https://github.com/linux4sam/at91bootstrap/commit/45419497309ffbf27c17ea7938499aca99168927","https://labs.f-secure.com/advisories/microchip-at91bootstrap/","https://github.com/linux4sam/at91bootstrap/commit/45419497309ffbf27c17ea7938499aca99168927","https://labs.f-secure.com/advisories/microchip-at91bootstrap/"],"products":["linux4sam:at91bootstrap"],"source":"nvd","synced_at":"2026-10-19T21:09:20.498348299+00:00"},"epss":{"cve":"CVE-2020-11684","score":0.01077,"percentile":0.65037,"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."]}