CVE-2022-30525

2022-05-1213:05:11

CWE-78

Zyxel

www.cve.org

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.8 High

AI Score

Confidence

High

0.975 High

EPSS

Percentile

100.0%

JSON

A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100(W) firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 700 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 50(W) firmware versions 5.10 through 5.21 Patch 1, USG20(W)-VPN firmware versions 5.10 through 5.21 Patch 1, ATP series firmware versions 5.10 through 5.21 Patch 1, VPN series firmware versions 4.60 through 5.21 Patch 1, which could allow an attacker to modify specific files and then execute some OS commands on a vulnerable device.

CNA Affected

[
  {
    "product": "USG FLEX 100(W) firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.00 through 5.21 Patch 1"
      }
    ]
  },
  {
    "product": "USG FLEX 200 firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.00 through 5.21 Patch 1"
      }
    ]
  },
  {
    "product": "USG FLEX 500 firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.00 through 5.21 Patch 1"
      }
    ]
  },
  {
    "product": "USG FLEX 700 firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.00 through 5.21 Patch 1"
      }
    ]
  },
  {
    "product": "ATP series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.10 through 5.21 Patch 1"
      }
    ]
  },
  {
    "product": "VPN series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "4.60 through 5.21 Patch 1"
      }
    ]
  },
  {
    "product": "USG FLEX 50(W) firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.10 through 5.21 Patch 1"
      }
    ]
  },
  {
    "product": "USG 20(W)-VPN firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.10 through 5.21 Patch 1"
      }
    ]
  }
]