{
  "id": "CVE-2022-20703",
  "url": "https://spydr.io/cve/CVE-2022-20703",
  "published": "2022-02-10T18:15:09.197Z",
  "modified": "2026-06-17T04:24:53.813Z",
  "score": 8,
  "severity": "high",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "score_source": "NVD",
  "epss": 0.09203,
  "epss_percentile": 0.95207,
  "exploited": true,
  "kev": {
    "added": "2022-03-03",
    "due": "2022-03-17",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability",
    "notes": "https://nvd.nist.gov/vuln/detail/CVE-2022-20703"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "Cisco"
  ],
  "products": [
    "Cisco Small Business RV Series Router Firmware"
  ],
  "cwes": [
    "CWE-121",
    "CWE-295"
  ],
  "description": "Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) For more information about these vulnerabilities, see the Details section of this advisory.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-408/",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-413/",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-20703",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2022-20703",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}