{"cve":"CVE-2020-9257","nvd":{"published":"2020-07-17T23:15:11.757","modified":"2026-06-17T03:27:39.123","status":"Modified","description":"HUAWEI P30 Pro smartphones with versions earlier than 10.1.0.123(C432E19R2P5patch02), versions earlier than 10.1.0.126(C10E11R5P1), and versions earlier than 10.1.0.160(C00E160R2P8) have a buffer overflow vulnerability. The software access data past the end, or before the beginning, of the intended buffer when handling certain operations of certificate, the attacker should trick the user into installing a malicious application, successful exploit may cause code execution.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-120"],"references":["https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200715-03-smartphone-en","https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200715-03-smartphone-en"],"products":["huawei:p30_pro_firmware"],"source":"nvd","synced_at":"2026-10-19T21:06:22.076270124+00:00"},"epss":{"cve":"CVE-2020-9257","score":0.00751,"percentile":0.55006,"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."]}