{
    "id": "CVE-2021-42392",
    "published": "2022-01-10 14:10:23",
    "last_modified": "2026-06-17 04:09:45",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-502",
    "description": "The org.h2.util.JdbcUtils.getConnection method of the H2 database takes as parameters the class name of the driver and URL of the database. An attacker may pass a JNDI driver name and a URL leading to a LDAP or RMI servers, causing remote code execution. This can be exploited through various attack vectors, most notably through the H2 Console which leads to unauthenticated remote code execution.",
    "epss_score": "0.83176",
    "epss_percentile": "0.99669",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:48:32",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 83.2% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "h2database",
            "product": "h2"
        },
        {
            "vendor": "oracle",
            "product": "communications_cloud_native_core_policy"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6",
        "https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-console/",
        "https://lists.debian.org/debian-lts-announce/2022/02/msg00017.html",
        "https://security.netapp.com/advisory/ntap-20220119-0001/",
        "https://www.debian.org/security/2022/dsa-5076",
        "https://www.oracle.com/security-alerts/cpuapr2022.html",
        "https://www.secpod.com/blog/log4shell-critical-remote-code-execution-vulnerability-in-h2database-console/",
        "https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6",
        "https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-console/",
        "https://lists.debian.org/debian-lts-announce/2022/02/msg00017.html",
        "https://security.netapp.com/advisory/ntap-20220119-0001/",
        "https://www.debian.org/security/2022/dsa-5076",
        "https://www.oracle.com/security-alerts/cpuapr2022.html",
        "https://www.secpod.com/blog/log4shell-critical-remote-code-execution-vulnerability-in-h2database-console/"
    ]
}