{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-47126",
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The goTenna Pro App does not use SecureRandom when generating passwords \nfor sharing cryptographic keys. The random function in use makes it \neasier for attackers to brute force this password if the broadcasted \nencryption key is captured over RF. This only applies to the optional \nbroadcast of an encryption key, so it is advised to share the key with \nlocal QR code for higher security operations."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)",
                        "cweId": "CWE-338"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "goTenna",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Pro",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "0",
                                            "version_value": "1.61"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-270-04",
                "refsource": "MISC",
                "name": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-270-04"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.2.0"
    },
    "source": {
        "advisory": "ICSA-24-270-04",
        "discovery": "EXTERNAL"
    },
    "work_around": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "<p>goTenna recommends that users follow these mitigations:</p>\n<p>General Mitigations for All Users/Clients</p>\n<ul>\n<li>Use Discreet Callsigns and Key Names: Choose callsigns and key names\n that do not disclose sensitive information, such as your location, team\n size, or team name. Avoid using any identifiers that could \ninadvertently reveal your location or the composition of your team.</li>\n<li>Secure End-User Devices: Implement strong security measures on all \nend-user devices, including the use of encryption and ensuring regular \nsoftware updates.</li>\n<li>Follow Key Rotation Best Practices: Regularly rotate encryption keys\n according to industry best practices to maintain ongoing security.</li>\n</ul>\n<p>Pro-Specific Mitigations</p>\n<ul>\n<li>Share Encryption Keys via QR Code: Utilize QR codes, similar to ATAK, for the secure exchange of encryption keys.</li>\n<li>Secure Broadcasting: When broadcasting, ensure you are in a secured \narea and transmit the key at a reduced power of 0.5 Watts to limit \nexposure.</li>\n<li>Leverage Layered Encryption: Implement layered encryption keys to \nsecurely manage communications, whether interacting with individuals or \nteams.</li>\n</ul>\n<p>If you have any questions please contact <a target=\"_blank\" rel=\"nofollow\">prosupport@gotenna.com</a>.</p>\n<p>goTenna recommends users follow their secure operating <a target=\"_blank\" rel=\"nofollow\" href=\"https://support.gotennapro.com/s/article/Secure-Operating\">best practices</a></p>\n\n<br>"
                }
            ],
            "value": "goTenna recommends that users follow these mitigations:\n\n\nGeneral Mitigations for All Users/Clients\n\n\n\n  *  Use Discreet Callsigns and Key Names: Choose callsigns and key names\n that do not disclose sensitive information, such as your location, team\n size, or team name. Avoid using any identifiers that could \ninadvertently reveal your location or the composition of your team.\n\n  *  Secure End-User Devices: Implement strong security measures on all \nend-user devices, including the use of encryption and ensuring regular \nsoftware updates.\n\n  *  Follow Key Rotation Best Practices: Regularly rotate encryption keys\n according to industry best practices to maintain ongoing security.\n\n\n\n\nPro-Specific Mitigations\n\n\n\n  *  Share Encryption Keys via QR Code: Utilize QR codes, similar to ATAK, for the secure exchange of encryption keys.\n\n  *  Secure Broadcasting: When broadcasting, ensure you are in a secured \narea and transmit the key at a reduced power of 0.5 Watts to limit \nexposure.\n\n  *  Leverage Layered Encryption: Implement layered encryption keys to \nsecurely manage communications, whether interacting with individuals or \nteams.\n\n\n\n\nIf you have any questions please contact prosupport@gotenna.com.\n\n\ngoTenna recommends users follow their secure operating  best practices https://support.gotennapro.com/s/article/Secure-Operating"
        }
    ],
    "solution": [
        {
            "lang": "en",
            "supportingMedia": [
                {
                    "base64": false,
                    "type": "text/html",
                    "value": "<p>goTenna recommends that users mitigate these vulnerabilities by performing the following updates:</p>\n<ul>\n<li>Android Pro: v2.0.3 or greater</li>\n<li>iOS Pro: v2.0.3 or greater</li>\n</ul>"
                }
            ],
            "value": "goTenna recommends that users mitigate these vulnerabilities by performing the following updates:\n\n\n\n  *  Android Pro: v2.0.3 or greater\n\n  *  iOS Pro: v2.0.3 or greater"
        }
    ],
    "credits": [
        {
            "lang": "en",
            "value": "Erwin Karincic, Clayton Smith, and Dale Wooden reported this these vulnerabilities to CISA."
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "ADJACENT_NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.1"
            }
        ]
    }
}