{"cve":"CVE-2020-37034","nvd":{"published":"2026-01-30T23:16:08.713","modified":"2026-06-17T03:16:48.550","status":"Deferred","description":"HelloWeb 2.0 contains an arbitrary file download vulnerability that allows remote attackers to download system files by manipulating filepath and filename parameters. Attackers can send crafted GET requests to download.asp with directory traversal to access sensitive configuration and system files.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":8.7},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-22"],"references":["https://web.archive.org/web/20190109182037/https://helloweb.co.kr/","https://www.exploit-db.com/exploits/48659","https://www.vulncheck.com/advisories/helloweb-arbitrary-file-download"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:22:27.261130201+00:00"},"epss":{"cve":"CVE-2020-37034","score":0.01081,"percentile":0.65153,"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."]}