{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-105622", "assignerOrgId": "cf9c5165-6fe5-4ec0-b5f1-404f1df30a4e", "state": "PUBLISHED", "assignerShortName": "Zenitel", "dateReserved": "2026-10-05T16:30:58.403Z", "datePublished": "2026-11-13T15:40:23.944Z", "dateUpdated": "2026-11-13T15:40:23.944Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "cf9c5165-6fe5-4ec0-b5f1-404f1df30a4e", "shortName": "Zenitel", "dateUpdated": "2026-11-13T15:40:23.944Z"}, "title": "Zenitel Connect missing lockout and rate limiting on the WAMP-CRA authentication channel", "datePublic": "2026-11-13T15:40:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-307", "description": "CWE-307 Improper Restriction of Excessive Authentication Attempts", "type": "CWE"}]}], "affected": [{"vendor": "Zenitel", "product": "Zenitel Connect", "versions": [{"status": "affected", "version": "0", "lessThan": "1.11.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper restriction of excessive authentication attempts in the WAMP-CRA (challenge-response) authentication path in Zenitel Connect before 1.11.0 allows remote attackers to guess user passwords via unlimited authentication attempts, because the path, in which the broker issues a challenge and the client returns an HMAC of it keyed with the user's secret, applies no account lockout or rate limiting. Affected releases enforce a password policy of at least 12 characters including upper-case, lower-case, numeric and special characters, so practical exploitation requires a reused or predictable password rather than exhaustive guessing. The WAMP-CRA authentication path is removed in 1.11.0.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper restriction of excessive authentication attempts in the WAMP-CRA (challenge-response) authentication path in Zenitel Connect before 1.11.0 allows remote attackers to guess user passwords via unlimited authentication attempts, because the path, in which the broker issues a challenge and the client returns an HMAC of it keyed with the user's secret, applies no account lockout or rate limiting. Affected releases enforce a password policy of at least 12 characters including upper-case, lower-case, numeric and special characters, so practical exploitation requires a reused or predictable password rather than exhaustive guessing. The WAMP-CRA authentication path is removed in 1.11.0."}]}], "references": [{"url": "https://www.zenitel.com/sites/default/files/2026-11/A100K12404-Zenitel-Security-Advisory.pdf"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 6.3, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N"}}], "solutions": [{"lang": "en", "value": "Upgrade to version 1.11.0, which removes the WAMP-CRA authentication path", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div><div><span>Upgrade to version 1.11.0, which removes the WAMP-CRA authentication path</span></div></div>"}]}], "credits": [{"lang": "en", "value": "Reported by ZeroSubnet", "type": "reporter"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

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