{"cve":"CVE-2020-22253","nvd":{"published":"2022-04-06T23:15:08.830","modified":"2026-06-17T03:04:12.600","status":"Modified","description":"Xiongmai Technology Co devices AHB7008T-MH-V2, AHB7804R-ELS, AHB7804R-MH-V2, AHB7808R-MS-V2, AHB7808R-MS, AHB7808T-MS-V2, AHB7804R-LMS, and HI3518E_50H10L_S39 were all discovered to have port 9530 open which allows unauthenticated attackers to make arbitrary Telnet connections with the victim device.","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:H","score":9.8},"cwes":[],"references":["http://www.xiongmaitech.com/en/index.php/news/info/12/68","http://www.xiongmaitech.com/en/index.php/news/info/12/68"],"products":["xiongmaitech:ahb7008t-mh-v2_firmware","xiongmaitech:ahb7804r-els_firmware","xiongmaitech:ahb7804r-lms_firmware","xiongmaitech:ahb7804r-mh-v2_firmware","xiongmaitech:ahb7808r-ms-v2_firmware","xiongmaitech:ahb7808r-ms_firmware","xiongmaitech:ahb7808t-ms-v2_firmware","xiongmaitech:hi3518e_50h10l_s39_firmware"],"source":"nvd","synced_at":"2026-10-19T21:29:06.454770966+00:00"},"epss":{"cve":"CVE-2020-22253","score":0.01099,"percentile":0.65656,"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."]}