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    CVE-2023-7340

    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.

    Published:Mar 27, 2026
    Last Modified:May 12, 2026
    EPS:Mar 27, 2026
    EPSS Score:0.00033
    CVSS Score:3.5

    Affected Products

    Vendor
    Wazuh
    Product
    Wazuh

    Exploits

    https://github.com/wazuh/wazuh/security/advisories/GHSA-grjq-p5fg-m24r

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High