CVE-2022-2030

CVSS V2 None CVSS V3 Medium 6.5
Description
A directory traversal vulnerability caused by specific character sequences within an improperly sanitized URL was identified in some CGI programs of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.11 through 4.72, that could allow an authenticated attacker to access some restricted files on a vulnerable device.
Overview
  • CVE ID
  • CVE-2022-2030
  • Assigner
  • security@zyxel.com.tw
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-07-19T06:15:08
  • Last Modified Date
  • 2022-07-29T22:00:11
Weakness Enumerations
CWE URL
CWE-22 http://cwe.mitre.org/data/definitions/22.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:zyxel:usg_flex_100w_firmware:*:*:*:*:*:*:*:* 1 OR 4.50 5.30
cpe:2.3:h:zyxel:usg_flex_100w:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg_flex_200_firmware:*:*:*:*:*:*:*:* 1 OR 4.50 5.30
cpe:2.3:h:zyxel:usg_flex_200:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg_flex_500_firmware:*:*:*:*:*:*:*:* 1 OR 4.50 5.30
cpe:2.3:h:zyxel:usg_flex_500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg_flex_700_firmware:*:*:*:*:*:*:*:* 1 OR 4.50 5.30
cpe:2.3:h:zyxel:usg_flex_700:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg_flex_50w_firmware:*:*:*:*:*:*:*:* 1 OR 4.20 5.30
cpe:2.3:h:zyxel:usg_flex_50w:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg20w-vpn_firmware:*:*:*:*:*:*:*:* 1 OR 4.20 5.30
cpe:2.3:h:zyxel:usg20w-vpn:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:atp800_firmware:*:*:*:*:*:*:*:* 1 OR 4.32 5.30
cpe:2.3:h:zyxel:atp800:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:atp700_firmware:*:*:*:*:*:*:*:* 1 OR 4.32 5.30
cpe:2.3:h:zyxel:atp700:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:atp500_firmware:*:*:*:*:*:*:*:* 1 OR 4.32 5.30
cpe:2.3:h:zyxel:atp500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:atp200_firmware:*:*:*:*:*:*:*:* 1 OR 4.32 5.30
cpe:2.3:h:zyxel:atp200:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:atp100w_firmware:*:*:*:*:*:*:*:* 1 OR 4.32 5.30
cpe:2.3:h:zyxel:atp100w:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:atp100_firmware:*:*:*:*:*:*:*:* 1 OR 4.32 5.30
cpe:2.3:h:zyxel:atp100:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:vpn1000_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:vpn1000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:vpn300_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:vpn300:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:vpn100_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:vpn100:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:vpn50_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:vpn50:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg20-vpn_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:usg20-vpn:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg_2200-vpn_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:usg_2200-vpn:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:zywall_110_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:zywall_110:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:zywall_310_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:zywall_310:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:zywall_1100_firmware:*:*:*:*:*:*:*:* 1 OR 4.30 5.30
cpe:2.3:h:zyxel:zywall_1100:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg40_firmware:*:*:*:*:*:*:*:* 1 OR 4.20 4.72
cpe:2.3:h:zyxel:usg40:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg40w_firmware:*:*:*:*:*:*:*:* 1 OR 4.20 4.72
cpe:2.3:h:zyxel:usg40w:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg60_firmware:*:*:*:*:*:*:*:* 1 OR 4.20 4.72
cpe:2.3:h:zyxel:usg60:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:zyxel:usg60w_firmware:*:*:*:*:*:*:*:* 1 OR 4.20 4.72
cpe:2.3:h:zyxel:usg60w:-:*:*:*:*:*:*:* 0 OR
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.zyxel.com/support/Zyxel-security-advisory-authenticated-directory-traversal-vulnerabilities-of-firewalls.shtml
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2022-2030
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2030
History
Created Old Value New Value Data Type Notes
2022-07-19 07:00:16 Added to TrackCVE