{
    "id": "CVE-2018-0161",
    "published": "2018-03-28 22:29:00",
    "last_modified": "2026-06-17 01:29:58",
    "cvss_score": "6.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H",
    "cwe": "CWE-399",
    "description": "A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS Software running on certain models of Cisco Catalyst Switches could allow an authenticated, remote attacker to cause a denial of service (DoS) condition, aka a GET MIB Object ID Denial of Service Vulnerability. The vulnerability is due to a condition that could occur when the affected software processes an SNMP read request that contains a request for the ciscoFlashMIB object ID (OID). An attacker could trigger this vulnerability by issuing an SNMP GET request for the ciscoFlashMIB OID on an affected device. A successful exploit could cause the affected device to restart due to a SYS-3-CPUHOG. This vulnerability affects the following Cisco devices if they are running a vulnerable release of Cisco IOS Software and are configured to use SNMP Version 2 (SNMPv2) or SNMP Version 3 (SNMPv3): Cisco Catalyst 2960-L Series Switches, Cisco Catalyst Digital Building Series Switches 8P, Cisco Catalyst Digital Building Series Switches 8U. Cisco Bug IDs: CSCvd89541.",
    "epss_score": "0.04116",
    "epss_percentile": "0.90428",
    "kev": 1,
    "kev_due": "2022-03-17",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:22:42",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-03-17."
    },
    "products": [
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-16ps-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-16ts-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-24pq-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-24ps-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-24tq-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-24ts-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-48pq-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-48ps-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-48tq-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-48ts-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-8ps-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_2960l-8ts-ll"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_digital_building_series_switches-8p"
        },
        {
            "vendor": "cisco",
            "product": "catalyst_digital_building_series_switches-8u"
        },
        {
            "vendor": "cisco",
            "product": "ios"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2018-0161",
        "date_added": "2022-03-03",
        "due_date": "2022-03-17",
        "vendor": "Cisco",
        "product": "IOS Software",
        "name": "Cisco IOS Software Resource Management Errors Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "http://www.securityfocus.com/bid/103573",
        "http://www.securitytracker.com/id/1040589",
        "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-snmp",
        "http://www.securityfocus.com/bid/103573",
        "http://www.securitytracker.com/id/1040589",
        "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-snmp",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0161"
    ]
}