{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-29158",
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "\n\n\nSUBNET PowerSYSTEM Center versions 2020 U10 and prior are vulnerable to replay attacks which may result in a denial-of-service condition or a loss of data integrity.\n\n\n\n\n\n\n"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-294 Authentication Bypass by Capture-replay",
                        "cweId": "CWE-294"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "SUBNET Solutions Inc.",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "PowerSYSTEM Center",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "2020 U10"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-166-01",
                "refsource": "MISC",
                "name": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-166-01"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-dev"
    },
    "source": {
        "discovery": "INTERNAL"
    },
    "work_around": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "\n\n<p>SUBNET Solutions recommends users to follow the following workarounds:</p><ul><li>Users should verify that SVG files do not contain HTML elements or scripts and validate that JPG and PNG files are not SVG files.</li><li>Users should verify network security rules to ensure that outbound connections to the internet are not possible.</li><li>If the above cannot be performed or notifications are not required, disable email notifications for reports from PowerSYSTEM Center.</li><li>Monitor user activity and ensure application control rules only allow preauthorized executables to run.</li><li>Deny users to run other executables on client access servers (PowerSYSTEM Center front end access point).</li></ul><br>\n\n<br>"
                }
            ],
            "value": "\nSUBNET Solutions recommends users to follow the following workarounds:\n\n  *  Users should verify that SVG files do not contain HTML elements or scripts and validate that JPG and PNG files are not SVG files.\n  *  Users should verify network security rules to ensure that outbound connections to the internet are not possible.\n  *  If the above cannot be performed or notifications are not required, disable email notifications for reports from PowerSYSTEM Center.\n  *  Monitor user activity and ensure application control rules only allow preauthorized executables to run.\n  *  Deny users to run other executables on client access servers (PowerSYSTEM Center front end access point).\n\n\n\n\n\n\n"
        }
    ],
    "solution": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "\n\n<p>SUBNET Solutions has fixed these issues by enabling a file integrity check on uploaded images and anti-forgery tokens to prevent replay attacks. The fix was introduced in PowerSYSTEM Center update 12 as well as Update 8+Hotfix (both identified by release number 5.12.2305.10101, which can be located in Settings / Overview / Version).</p><p><br></p>"
                }
            ],
            "value": "\nSUBNET Solutions has fixed these issues by enabling a file integrity check on uploaded images and anti-forgery tokens to prevent replay attacks. The fix was introduced in PowerSYSTEM Center update 12 as well as Update 8+Hotfix (both identified by release number 5.12.2305.10101, which can be located in Settings / Overview / Version).\n\n\n\n\n"
        }
    ],
    "credits": [
        {
            "lang": "en",
            "value": "SUBNET Solutions reported these vulnerabilities to CISA."
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "ADJACENT_NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 6.1,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "HIGH",
                "privilegesRequired": "HIGH",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H",
                "version": "3.1"
            }
        ]
    }
}