{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-34155","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2025-04-15T19:15:22.565Z","datePublished":"2025-10-23T16:30:18.943Z","dateUpdated":"2025-10-23T16:40:02.865Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","modules":["Authentication API"],"product":"AggreGate Network Manager","vendor":"Tibbo Systems","versions":[{"lessThan":"6.40.05","status":"affected","version":"0","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:tibbo_systems:aggregate_network_manager:*:*:*:*:*:*:*:*","versionEndExcluding":"6.40.05","versionStartIncluding":"0","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"credits":[{"lang":"en","type":"finder","value":"Alex Williams from Pellera Technologies"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Tibbo AggreGate Network Manager &lt; 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.<br>"}],"value":"Tibbo AggreGate Network Manager < 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."}],"impacts":[{"capecId":"CAPEC-575","descriptions":[{"lang":"en","value":"CAPEC-575 Account Footprinting"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-204","description":"CWE-204 Observable Response Discrepancy","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2025-10-23T16:30:18.943Z"},"references":[{"tags":["patch"],"url":"https://aggregate.digital/downloads.html"},{"tags":["product"],"url":"https://aggregate.digital/products/network-manager.html"},{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/tibbo-aggregate-network-manager-login-functionality-user-enumeration"}],"source":{"discovery":"UNKNOWN"},"title":"Tibbo AggreGate Network Manager < 6.40.05 Login Functionality User Enumeration","x_generator":{"engine":"Vulnogram 0.4.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-23T16:39:53.263137Z","id":"CVE-2025-34155","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-23T16:40:02.865Z"}}]}}