CVE-2026-32983

SSL/TLS Renegotiation DoS in Wazuh Manager authd service

State: Published
Severity: 6.9 Medium
Published: Mar 27, 2026
Updated: Jul 14, 2026
Reserved: Mar 17, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	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	VulnCheck
3.1	5.8 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L	VulnCheck

Weaknesses

CWE-276 Incorrect Default Permissions

Affected Products

Product	Versions
wazuh-managerWazuh	4.7.3 and earlierAffected 4.8.0Not affected

References

https://github.com/wazuh/wazuh/security/advisories/GHSA-rr83-v9v7-jjhpvendor-advisory
https://www.vulncheck.com/advisories/ssl-tls-renegotiation-dos-in-wazuh-manager-authd-servicethird-party-advisory

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