CVE-2023-4473
Vulnerability from cvelistv5
Published
2023-11-30 01:40
Modified
2024-08-02 07:31
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A command injection vulnerability in the web server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device.
References
security@zyxel.com.twhttps://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authentication-bypass-and-multiple-blind-os-command-injection-vulnerabilities-in-zyxel-s-nas-326-devices/
security@zyxel.com.twhttps://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-productsPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authentication-bypass-and-multiple-blind-os-command-injection-vulnerabilities-in-zyxel-s-nas-326-devices/
af854a3a-2127-422b-91ae-364da2661108https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-productsPatch, Vendor Advisory
Impacted products
Vendor Product Version
Zyxel NAS542 firmware Version: V5.21(ABAG.11)C0
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:o:zyxel:nas326_firmware:5.21\\(aazf.14\\)c0:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "nas326_firmware",
            "vendor": "zyxel",
            "versions": [
              {
                "status": "affected",
                "version": "5.21\\(aazf.14\\)c0"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:zyxel:nas542_firmware:5.21\\(abag.11\\)c0:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "nas542_firmware",
            "vendor": "zyxel",
            "versions": [
              {
                "status": "affected",
                "version": "5.21\\(abag.11\\)c0"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-4473",
                "options": [
                  {
                    "Exploitation": "PoC"
                  },
                  {
                    "Automatable": "Yes"
                  },
                  {
                    "Technical Impact": "Total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-03T04:00:16.063044Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:27:16.497Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T07:31:05.492Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authentication-bypass-and-multiple-blind-os-command-injection-vulnerabilities-in-zyxel-s-nas-326-devices/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "NAS326 firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
              "version": "V5.21(AAZF.14)C0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "NAS542 firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
              "version": "V5.21(ABAG.11)C0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "A command injection vulnerability in the web server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device."
            }
          ],
          "value": "A command injection vulnerability in the web server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-78",
              "description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-11-30T01:40:09.117Z",
        "orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
        "shortName": "Zyxel"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products"
        },
        {
          "url": "https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authentication-bypass-and-multiple-blind-os-command-injection-vulnerabilities-in-zyxel-s-nas-326-devices/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
    "assignerShortName": "Zyxel",
    "cveId": "CVE-2023-4473",
    "datePublished": "2023-11-30T01:40:09.117Z",
    "dateReserved": "2023-08-22T06:51:30.982Z",
    "dateUpdated": "2024-08-02T07:31:05.492Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-4473\",\"sourceIdentifier\":\"security@zyxel.com.tw\",\"published\":\"2023-11-30T02:15:43.347\",\"lastModified\":\"2024-11-21T08:35:14.490\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A command injection vulnerability in the web server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de inyecci\u00f3n de comandos en el servidor web de la versi\u00f3n de firmware V5.21(AAZF.14)C0 de Zyxel NAS326 y la versi\u00f3n de firmware NAS542 V5.21(ABAG.11)C0 podr\u00eda permitir que un atacante no autenticado ejecute algunos comandos del sistema operativo (SO). enviando una URL manipulada a un dispositivo vulnerable.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@zyxel.com.tw\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"security@zyxel.com.tw\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-78\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"5.21\\\\(aazf.14\\\\)c0\",\"matchCriteriaId\":\"897157F4-9F3E-4F03-91DF-6223C1BAA451\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:nas326:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E0A01B19-4A91-4FBC-8447-2E854346DAC5\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"5.21\\\\(abag.11\\\\)c0\",\"matchCriteriaId\":\"0A0D05F3-0FBD-43D0-8041-2AAF822B83C5\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:nas542:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"31C4DD0F-28D0-4BF7-897B-5EEC32AA7277\"}]}]}],\"references\":[{\"url\":\"https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authentication-bypass-and-multiple-blind-os-command-injection-vulnerabilities-in-zyxel-s-nas-326-devices/\",\"source\":\"security@zyxel.com.tw\"},{\"url\":\"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products\",\"source\":\"security@zyxel.com.tw\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://bugprove.com/knowledge-hub/cve-2023-4473-and-cve-2023-4474-authentication-bypass-and-multiple-blind-os-command-injection-vulnerabilities-in-zyxel-s-nas-326-devices/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.