Zyxel UAG4100 Firmware vulnerabilities

2 CVEs affecting Zyxel UAG4100 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2019-12581, published 2019-06-27.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2019-12583, published 2019-06-27. Critical severity, CVSS 9.1. EPSS: 43.9% chance of exploitation in the next 30 days. Missing Access Control in the "Free Time" component of several Zyxel UAG, USG, and ZyWall devices allows a remote attacker to generate guest accounts by directly accessing the account generator. This…
CVE-2019-12581, published 2019-06-27. Medium severity, CVSS 6.1. EPSS: 6.4% chance of exploitation in the next 30 days. 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…