Heap buffer overflow in wazuh-authd_CVE-2026-32984

5.3 / 10

MEDIUM

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

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.

Basic Information

ID CVE-2026-32984

Source VulnCheck

Published Mar 27, 2026 at 15:02

Modified Mar 31, 2026 at 15:08

Affected Product

Vendor Wazuh

Product Wazuh

Version 3.5.0

Affected Versions Wazuh Wazuh 3.5.0
Wazuh Wazuh 4.3.10

CWE Classification

CWE-125

References

{
    "lastseen": "",
    "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.",
    "published": "2026-03-27T15:02:47.575Z",
    "modified": "2026-03-31T15:08:54.214Z",
    "type": "cve",
    "title": "Heap buffer overflow in wazuh-authd",
    "source": "VulnCheck",
    "references": "https://github.com/advisories/GHSA-grjq-p5fg-m24r\nhttps://www.vulncheck.com/advisories/heap-buffer-overflow-in-wazuh-authd",
    "id": "CVE-2026-32984",
    "bulletinFamily": "",
    "cwe": [
        "CWE-125"
    ],
    "cvelist": null,
    "sourceData": "Wazuh Wazuh 3.5.0\nWazuh Wazuh 4.3.10",
    "sourceHref": "",
    "cvss": {
        "score": 5.3,
        "severity": "MEDIUM",
        "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",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Wazuh",
    "version": "3.5.0",
    "vendor": "Wazuh",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}