{"cve":"CVE-2021-44155","nvd":{"published":"2021-12-13T04:15:07.323","modified":"2026-06-17T04:11:58.143","status":"Analyzed","description":"An issue was discovered in /goform/login_process in Reprise RLM 14.2. When an attacker attempts to login, the response if a username is valid includes Login Failed, but does not include this string if the username is invalid. This allows an attacker to enumerate valid users.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3},"cwes":["CWE-209"],"references":["http://packetstormsecurity.com/files/165182/Reprise-License-Manager-14.2-User-Enumeration.html","https://reprisesoftware.com/admin/rlm-admin-download.php?&euagree=yes","https://www.reprisesoftware.com/RELEASE_NOTES","http://packetstormsecurity.com/files/165182/Reprise-License-Manager-14.2-User-Enumeration.html","https://reprisesoftware.com/admin/rlm-admin-download.php?&euagree=yes"],"products":["reprisesoftware:reprise_license_manager"],"source":"nvd","synced_at":"2026-10-19T21:25:41.256909649+00:00"},"epss":{"cve":"CVE-2021-44155","score":0.01907,"percentile":0.79749,"date":"2026-11-01"},"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."]}