{"cve":"CVE-2019-3422","nvd":{"published":"2019-11-07T20:15:11.013","modified":"2026-06-17T02:35:08.150","status":"Modified","description":"The Sec Consult Security Lab reported an information disclosure vulnerability in MF910S product to ZTE PSIRT in October 2019. Through the analysis of related product team, the information disclosure vulnerability is confirmed. The MF910S product's one-click upgrade tool can obtain the Telnet remote login password in the reverse way. If Telnet is opened, the attacker can remotely log in to the device through the cracked password, resulting in information leakage. The MF910S was end of service on October 23, 2019, ZTE recommends users to choose new products for the purpose of better security.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":6.2},"cwes":["CWE-200"],"references":["http://packetstormsecurity.com/files/158990/ZTE-Mobile-Hotspot-MS910S-Backdoor-Hardcoded-Password.html","http://seclists.org/fulldisclosure/2020/Aug/20","http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1011722","http://packetstormsecurity.com/files/158990/ZTE-Mobile-Hotspot-MS910S-Backdoor-Hardcoded-Password.html","http://seclists.org/fulldisclosure/2020/Aug/20"],"products":["zte:mf910s_firmware"],"source":"nvd","synced_at":"2026-10-19T20:59:25.448946135+00:00"},"epss":{"cve":"CVE-2019-3422","score":0.00954,"percentile":0.6137,"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."]}