{
    "id": "CVE-2021-40859",
    "published": "2021-12-07 19:15:07",
    "last_modified": "2026-06-17 04:07:33",
    "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": null,
    "description": "Backdoors were discovered in Auerswald COMpact 5500R 7.8A and 8.0B devices, that allow attackers with access to the web based management application full administrative access to the device.",
    "epss_score": "0.71979",
    "epss_percentile": "0.99412",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:28:28",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "auerswald",
            "product": "compact_5500r"
        },
        {
            "vendor": "auerswald",
            "product": "compact_5500r_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "50569",
            "title": "Auerswald COMpact 8.0B - Multiple Backdoors",
            "date": "2021-12-06",
            "url": "https://www.exploit-db.com/exploits/50569"
        }
    ],
    "refs_list": [
        "https://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analyses",
        "https://www.redteam-pentesting.de/en/advisories/rt-sa-2021-007/-auerswald-compact-multiple-backdoors",
        "https://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analyses",
        "https://www.redteam-pentesting.de/en/advisories/rt-sa-2021-007/-auerswald-compact-multiple-backdoors"
    ]
}