{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-40530",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The ElGamal implementation in Crypto++ through 8.5 allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination of the prime defined by the receiver's public key, the generator defined by the receiver's public key, and the sender's ephemeral exponents can lead to a cross-configuration attack against OpenPGP."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://eprint.iacr.org/2021/923",
                "refsource": "MISC",
                "name": "https://eprint.iacr.org/2021/923"
            },
            {
                "url": "https://ibm.github.io/system-security-research-updates/2021/07/20/insecurity-elgamal-pt1",
                "refsource": "MISC",
                "name": "https://ibm.github.io/system-security-research-updates/2021/07/20/insecurity-elgamal-pt1"
            },
            {
                "url": "https://ibm.github.io/system-security-research-updates/2021/09/06/insecurity-elgamal-pt2",
                "refsource": "MISC",
                "name": "https://ibm.github.io/system-security-research-updates/2021/09/06/insecurity-elgamal-pt2"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-8b14da0538",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HGVBZ2TTRKCTYAZTRHTF6OBD4W37F5MT/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-a381a721a9",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/57OJA2K5AHX5HAU2QBDRWLGIIUX7GASC/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-6788250ea4",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VJYOZGWI7TD27SEXILSM6VUTPPEICDL7/"
            }
        ]
    }
}