cvelist/2023/1xxx/CVE-2023-1256.json

{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-1256",
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The listed versions of AVEVA Plant SCADA and AVEVA Telemetry Server are vulnerable to an improper authorization exploit which could allow an unauthenticated user to remotely read data, cause denial of service, and tamper with alarm states."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-285 Improper Authorization"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "AVEVA",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "AVEVA Plant SCADA",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "2023 Update 10"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "2020R2 Update 10"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "AVEVA Telemetry Server",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "2020 R2 SP1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-073-04",
                "refsource": "MISC",
                "name": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-073-04"
            }
        ]
    },
    "generator": {
        "engine": "VINCE 2.0.7",
        "env": "prod",
        "origin": "https://cveawg.mitre.org/api/cve/CVE-2023-1256"
    },
    "source": {
        "discovery": "UNKNOWN"
    },
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "attackVector": "NETWORK",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "NONE",
                "scope": "UNCHANGED",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "availabilityImpact": "HIGH",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL"
            }
        ]
    }
}