{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-32983", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-03-17T11:31:56.956Z", "datePublished": "2026-03-27T15:44:30.671Z", "dateUpdated": "2026-07-14T18:40:09.844Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-07-14T18:40:09.844Z" }, "title": "SSL/TLS Renegotiation DoS in Wazuh Manager authd service", "datePublic": "2026-03-27T14:25:00.000Z", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-276", "description": "CWE-276 Incorrect Default Permissions", "type": "CWE" } ] } ], "impacts": [ { "descriptions": [ { "lang": "en", "value": "The Wazuh Manager authd service does not properly restrict client-initiated SSL/TLS renegotiation, which may allow remote attackers to cause a denial of service through CPU consumption by performing repeated renegotiations within a single connection." } ] } ], "affected": [ { "vendor": "Wazuh", "product": "wazuh-manager", "packageName": "wazuh-manager", "versions": [ { "status": "affected", "version": "0", "lessThanOrEqual": "4.7.3", "versionType": "semver" }, { "status": "unaffected", "version": "4.8.0", "versionType": "semver" } ], "defaultStatus": "unaffected" } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:wazuh:wazuh:*:*:*:*:*:*:*:*", "versionEndIncluding": "4.7.3" } ] } ] } ], "descriptions": [ { "lang": "en", "value": "Wazuh Manager authd service in wazuh-manager packages through version 4.7.3 contains an improper restriction of client-initiated SSL/TLS renegotiation vulnerability that allows remote attackers to cause a denial of service by sending excessive renegotiation requests. Attackers can exploit the lack of renegotiation limits to consume CPU resources and render the authd service unavailable.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "

Wazuh Manager authd service in wazuh-manager packages through version 4.7.3 contains an improper restriction of client-initiated SSL/TLS renegotiation vulnerability that allows remote attackers to cause a denial of service by sending excessive renegotiation requests. Attackers can exploit the lack of renegotiation limits to consume CPU resources and render the authd service unavailable.

" } ] } ], "references": [ { "url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-rr83-v9v7-jjhp", "tags": [ "vendor-advisory" ] }, { "url": "https://www.vulncheck.com/advisories/ssl-tls-renegotiation-dos-in-wazuh-manager-authd-service", "tags": [ "third-party-advisory" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "subAvailabilityImpact": "LOW", "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": 6.9, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L" } }, { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "LOW", "baseSeverity": "MEDIUM", "baseScore": 5.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L" } } ], "credits": [ { "lang": "en", "value": "Published by @vikman90.", "type": "finder" } ], "source": { "discovery": "EXTERNAL" }, "x_generator": { "engine": "Vulnogram 1.0.1" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-03-30T12:10:45.410371Z", "id": "CVE-2026-32983", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "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": "2026-05-12T16:55:58.291Z" } } ] } }