{
    "id": "CVE-2021-3560",
    "published": "2022-02-16 19:15:08",
    "last_modified": "2026-06-17 04:05:20",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-863",
    "description": "It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.",
    "epss_score": "0.23708",
    "epss_percentile": "0.97745",
    "kev": 1,
    "kev_due": "2023-06-02",
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:28:57",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2023-06-02."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "polkit_project",
            "product": "polkit"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux"
        },
        {
            "vendor": "redhat",
            "product": "openshift_container_platform"
        },
        {
            "vendor": "redhat",
            "product": "virtualization"
        },
        {
            "vendor": "redhat",
            "product": "virtualization_host"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2021-3560",
        "date_added": "2023-05-12",
        "due_date": "2023-06-02",
        "vendor": "Red Hat",
        "product": "Polkit",
        "name": "Red Hat Polkit Incorrect Authorization Vulnerability",
        "ransomware": 0
    },
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "50011",
            "title": "Polkit 0.105-26 0.117-2 - Local Privilege Escalation",
            "date": "2021-06-15",
            "url": "https://www.exploit-db.com/exploits/50011"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html",
        "http://packetstormsecurity.com/files/172846/Facebook-Fizz-Denial-Of-Service.html",
        "https://bugzilla.redhat.com/show_bug.cgi?id=1961710",
        "https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/",
        "http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html",
        "http://packetstormsecurity.com/files/172846/Facebook-Fizz-Denial-Of-Service.html",
        "https://bugzilla.redhat.com/show_bug.cgi?id=1961710",
        "https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-3560"
    ]
}