{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-3935",
        "ASSIGNER": "patrick@puiterwijk.org",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "pgbouncer",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "PgBouncer 1.16.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-89"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2021251",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2021251"
            },
            {
                "refsource": "MISC",
                "name": "http://www.pgbouncer.org/changelog.html#pgbouncer-116x",
                "url": "http://www.pgbouncer.org/changelog.html#pgbouncer-116x"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-761cda0b77",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TNPCV3KRDI5PLLLKADFVIOHACQJLZMLI/"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20220214 [SECURITY] [DLA 2922-1] pgbouncer security update",
                "url": "https://lists.debian.org/debian-lts-announce/2022/02/msg00016.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "When PgBouncer is configured to use \"cert\" authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established, despite the use of TLS certificate verification and encryption. This flaw affects PgBouncer versions prior to 1.16.1."
            }
        ]
    }
}