{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-43492",
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "\n\n\n\n\n\n\n\n\nIn Weintek's cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.\n\n\n\n"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-121 Stack-based Buffer Overflow",
                        "cweId": "CWE-121"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Weintek",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "cMT-FHD",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20210210 "
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "cMT-HDM",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20210204 "
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "cMT3071",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20210218"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "cMT3072",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20210218"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "cMT3103",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20210218"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "cMT3090",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20210218"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "cMT3151",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "20210218"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12",
                "refsource": "MISC",
                "name": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
            },
            {
                "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf",
                "refsource": "MISC",
                "name": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-dev"
    },
    "source": {
        "advisory": "ICSMA-23-285-12",
        "discovery": "EXTERNAL"
    },
    "solution": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "\n\n\n\n\n\n<p>Weintek recommends users follow their <a target=\"_blank\" rel=\"nofollow\" href=\"https://dl.weintek.com/public/Document/UM0/UM018010E_cMT_Series_OS_Update_Instructions_eng.pdf\">Upgrade Instructions</a>&nbsp;to update the following products to the latest versions:</p><ul><li>cMT-FHD: OS version 20210211</li><li>cMT-HDM: OS version 20210205</li><li>cMT3071: OS version 20210219</li><li>cMT3072: OS version 20210219</li><li>cMT3103: OS version 20210219</li><li>cMT3090: OS version 20210219</li><li>cMT3151: OS version 20210219</li></ul><p>For additional information, refer to <a target=\"_blank\" rel=\"nofollow\" href=\"https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf\">Weintek's security bulletin</a>.</p>\n\n\n\n\n\n<br>"
                }
            ],
            "value": "\n\n\n\n\nWeintek recommends users follow their  Upgrade Instructions https://dl.weintek.com/public/Document/UM0/UM018010E_cMT_Series_OS_Update_Instructions_eng.pdf \u00a0to update the following products to the latest versions:\n\n  *  cMT-FHD: OS version 20210211\n  *  cMT-HDM: OS version 20210205\n  *  cMT3071: OS version 20210219\n  *  cMT3072: OS version 20210219\n  *  cMT3103: OS version 20210219\n  *  cMT3090: OS version 20210219\n  *  cMT3151: OS version 20210219\n\n\nFor additional information, refer to  Weintek's security bulletin https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf .\n\n\n\n\n\n\n\n\n"
        }
    ],
    "credits": [
        {
            "lang": "en",
            "value": "Hank Chen (PSIRT and Threat Research of TXOne Networks) reported these vulnerabilities to CISA."
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
            }
        ]
    }
}