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CVE-2024-42059

Sept. 5, 2024, 2:38 p.m.

CVSS Score

7.2 / 10

Products Impacted

Vendor Product Versions
zyxel
  • zld_firmware
  • atp100
  • atp100w
  • atp200
  • atp500
  • atp700
  • atp800
  • usg_flex_100
  • usg_flex_100ax
  • usg_flex_100w
  • usg_flex_200
  • usg_flex_50
  • usg_flex_500
  • usg_flex_50w
  • usg_flex_700
  • usg_20w-vpn
  • *
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -

Description

A post-authentication command injection vulnerability in Zyxel ATP series firmware versions from V5.00 through V5.38, USG FLEX series firmware versions from V5.00 through V5.38, USG FLEX 50(W) series firmware versions from V5.00 through V5.38, and USG20(W)-VPN series firmware versions from V5.00 through V5.38 could allow an authenticated attacker with administrator privileges to execute some OS commands on an affected device by uploading a crafted compressed language file via FTP.

Weaknesses

CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

CWE ID: 78

Date

Published: Sept. 3, 2024, 2:15 a.m.

Last Modified: Sept. 5, 2024, 2:38 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security@zyxel.com.tw

CPEs

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o zyxel zld_firmware / / / / / / / /
h zyxel atp100 - / / / / / / /
h zyxel atp100w - / / / / / / /
h zyxel atp200 - / / / / / / /
h zyxel atp500 - / / / / / / /
h zyxel atp700 - / / / / / / /
h zyxel atp800 - / / / / / / /
o zyxel zld_firmware / / / / / / / /
h zyxel usg_flex_100 - / / / / / / /
h zyxel usg_flex_100ax - / / / / / / /
h zyxel usg_flex_100w - / / / / / / /
h zyxel usg_flex_200 - / / / / / / /
h zyxel usg_flex_50 - / / / / / / /
h zyxel usg_flex_500 - / / / / / / /
h zyxel usg_flex_50w - / / / / / / /
h zyxel usg_flex_700 - / / / / / / /
o zyxel zld_firmware / / / / / / / /
h zyxel usg_20w-vpn - / / / / / / /

CVSS Data

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score
7.2
Exploitability Score
1.2
Impact Score
5.9
Base Severity
HIGH
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

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

References

https://www.zyxel.com/ security@zyxel.com.tw