{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2023-33010",
        "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
        "assignerShortName": "Zyxel",
        "dateUpdated": "2024-08-02T15:32:46.559Z",
        "dateReserved": "2023-05-17T00:00:00",
        "datePublished": "2023-05-24T00:00:00"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
                "shortName": "Zyxel",
                "dateUpdated": "2023-05-24T00:00:00"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A buffer overflow vulnerability in the ID processing function in Zyxel ATP series firmware versions 4.32 through 5.36 Patch 1, USG FLEX series firmware versions 4.50 through 5.36 Patch 1, USG FLEX 50(W) firmware versions 4.25 through 5.36 Patch 1, USG20(W)-VPN firmware versions 4.25 through 5.36 Patch 1, VPN series firmware versions 4.30 through 5.36 Patch 1, ZyWALL/USG series firmware versions 4.25 through 4.73 Patch 1, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and even a remote code execution on an affected device."
                }
            ],
            "affected": [
                {
                    "vendor": "Zyxel",
                    "product": "ATP series firmware",
                    "versions": [
                        {
                            "version": "4.32 through 5.36 Patch 1",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Zyxel",
                    "product": "USG FLEX series firmware",
                    "versions": [
                        {
                            "version": "4.50 through 5.36 Patch 1",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Zyxel",
                    "product": "USG FLEX 50(W) firmware",
                    "versions": [
                        {
                            "version": "4.25 through 5.36 Patch 1",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Zyxel",
                    "product": "USG20(W)-VPN firmware",
                    "versions": [
                        {
                            "version": "4.25 through 5.36 Patch 1",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Zyxel",
                    "product": "VPN series firmware",
                    "versions": [
                        {
                            "version": "4.30 through 5.36 Patch 1",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Zyxel",
                    "product": "ZyWALL/USG series firmware",
                    "versions": [
                        {
                            "version": "4.25 through 4.73 Patch 1",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls"
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseScore": 9.8,
                        "baseSeverity": "CRITICAL"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "description": "CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')",
                            "cweId": "CWE-120"
                        }
                    ]
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T15:32:46.559Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    }
}