CVE Vulnerability

CVE-2019-12581

A reflective Cross-site scripting (XSS) vulnerability in the free_time_failed.cgi CGI program in selected Zyxel ZyWall, USG, and UAG devices allows remote attackers to inject arbitrary web script or HTML via the err_msg parameter.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://www.zyxel.com/support/vulnerabilities-related-to-the-Free-Time-feature.shtml Patch Vendor Advisory
https://www.zyxel.com/us/en/ Vendor Advisory
https://n-thumann.de/blog/zyxel-gateways-missing-access-control-in-account-generator-xss/ Exploit Third Party Advisory
https://sec-consult.com/en/blog/advisories/reflected-cross-site-scripting-in-zxel-zywall/index.html Exploit Patch
Configurations

Configuration 1
Information

Published : 2019-06-27 03:15

Updated : 2019-06-28 05:28

NVD link : CVE-2019-12581

Mitre link : CVE-2019-12581

Products Affected

Usg310 Firmware

Zyxel

CWE
CWE-79