{"cve":"CVE-2020-1807","nvd":{"published":"2020-04-27T15:15:13.080","modified":"2026-06-17T03:02:25.683","status":"Modified","description":"HUAWEI Mate 20 smartphones with versions earlier than 10.0.0.188(C00E74R3P8) have an improper authorization vulnerability. The software does not properly restrict certain user's modification of certain configuration file, successful exploit could allow the attacker to bypass app lock after a series of operation in ADB mode.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":3.5},"cwes":[],"references":["https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200422-01-smartphone-en","https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200422-01-smartphone-en"],"products":["huawei:mate_20_firmware"],"source":"nvd","synced_at":"2026-10-19T21:04:18.695612450+00:00"},"epss":{"cve":"CVE-2020-1807","score":0.00233,"percentile":0.14197,"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."]}