{"id":"CVE-2025-34155","aliases":["EUVD-2025-35703","GHSA-2pw7-5gjq-98f6"],"status":"published","title":"Tibbo AggreGate Network Manager \u003c 6.40.05 Login Functionality User Enumeration","description":"Tibbo AggreGate Network Manager \u003c 6.40.05 contains an observable response discrepancy in its login functionality. Authentication failure messages differ based on whether a supplied username exists or not, allowing an unauthenticated remote attacker to infer valid account identifiers. This can facilitate user enumeration and increase the likelihood of targeted brute-force or credential-stuffing attacks.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00526,"percentile":0.44868,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-204"],"published":"2025-10-23T16:30:18Z","modified":"2026-10-23T22:10:00Z","products":[{"vendor":"tibbo systems","product":"aggregate network manager"}],"references":[{"url":"https://aggregate.digital/downloads.html","tags":["patch"]},{"url":"https://aggregate.digital/products/network-manager.html","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/tibbo-aggregate-network-manager-login-functionality-user-enumeration","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-34155"},{"url":"https://github.com/advisories/GHSA-2pw7-5gjq-98f6"}],"sources":{"cve":[{"id":"CVE-2025-34155","title":"Tibbo AggreGate Network Manager \u003c 6.40.05 Login Functionality User Enumeration","description":"Tibbo AggreGate Network Manager \u003c 6.40.05 contains an observable response discrepancy in its login functionality. Authentication failure messages differ based on whether a supplied username exists or not, allowing an unauthenticated remote attacker to infer valid account identifiers. This can facilitate user enumeration and increase the likelihood of targeted brute-force or credential-stuffing attacks.","status":"published","published":"2025-10-23T16:30:18.943Z","modified":"2026-05-14T02:07:47.32Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-204"],"updated_at":"2026-11-02T14:32:54.534202Z"}],"euvd":[{"id":"EUVD-2025-35703","description":"Tibbo AggreGate Network Manager \u003c 6.40.05 contains an observable response discrepancy in its login functionality. Authentication failure messages differ based on whether a supplied username exists or not, allowing an unauthenticated remote attacker to infer valid account identifiers. This can facilitate user enumeration and increase the likelihood of targeted brute-force or credential-stuffing attacks.","status":"published","published":"2025-10-23T16:30:18Z","modified":"2026-05-14T02:07:47Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:04:32.516693Z"}],"ghsa":[{"id":"GHSA-2pw7-5gjq-98f6","title":"Tibbo AggreGate Network Manager \u003c 6.40.05 contains an observable response discrepancy in its...","description":"Tibbo AggreGate Network Manager \u003c 6.40.05 contains an observable response discrepancy in its login functionality. Authentication failure messages differ based on whether a supplied username exists or not, allowing an unauthenticated remote attacker to infer valid account identifiers. This can facilitate user enumeration and increase the likelihood of targeted brute-force or credential-stuffing attacks.","status":"published","published":"2025-10-23T18:31:15Z","modified":"2025-10-23T18:31:20Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-204"],"updated_at":"2026-11-02T15:04:12.076397Z"}],"nvd":[{"id":"CVE-2025-34155","description":"Tibbo AggreGate Network Manager \u003c 6.40.05 contains an observable response discrepancy in its login functionality. Authentication failure messages differ based on whether a supplied username exists or not, allowing an unauthenticated remote attacker to infer valid account identifiers. This can facilitate user enumeration and increase the likelihood of targeted brute-force or credential-stuffing attacks.","status":"published","published":"2025-10-23T17:15:36.72Z","modified":"2026-10-23T22:10:00.16Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-204"],"updated_at":"2026-11-02T14:11:39.579859Z"}]}}