{
    "id": "CVE-2018-0147",
    "published": "2018-03-08 07:29:00",
    "last_modified": "2026-06-17 01:29:56",
    "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-20",
    "description": "A vulnerability in Java deserialization used by Cisco Secure Access Control System (ACS) prior to release 5.8 patch 9 could allow an unauthenticated, remote attacker to execute arbitrary commands on an affected device. The vulnerability is due to insecure deserialization of user-supplied content by the affected software. An attacker could exploit this vulnerability by sending a crafted serialized Java object. An exploit could allow the attacker to execute arbitrary commands on the device with root privileges. Cisco Bug IDs: CSCvh25988.",
    "epss_score": "0.18212",
    "epss_percentile": "0.97119",
    "kev": 1,
    "kev_due": "2022-04-15",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:22:33",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-04-15."
    },
    "products": [
        {
            "vendor": "cisco",
            "product": "secure_access_control_system"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2018-0147",
        "date_added": "2022-03-25",
        "due_date": "2022-04-15",
        "vendor": "Cisco",
        "product": "Secure Access Control System (ACS)",
        "name": "Cisco Secure Access Control System Java Deserialization Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "http://www.securityfocus.com/bid/103328",
        "http://www.securitytracker.com/id/1040463",
        "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180307-acs2",
        "http://www.securityfocus.com/bid/103328",
        "http://www.securitytracker.com/id/1040463",
        "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180307-acs2",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0147"
    ]
}