Vulnerabilities CVE-2023-7340

CVE-2023-7340

Medium

Open

TLP:CLEAR

Wazuh authd service (os_auth) Heap-based Buffer Overflow

NVD CVE.org

DDoS

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Description

Wazuh authd contains a heap-buffer overflow vulnerability that allows attackers to cause memory corruption and malformed heap data by sending specially crafted input. Attackers can exploit this vulnerability to trigger a denial of service condition, resulting in low availability impact to the authentication daemon.

Details

CVSS Score: 5.3
EPSS Score ⓘ: 0.32%

24.1th percentile
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Confidence: 90%
Published: Mar 27, 2026
Last Modified: Jul 15, 2026

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