GS1900 Series Firmware Security Vulnerabilities

CVE-2022-34746

An insufficient entropy vulnerability caused by the improper use of randomness sources with low entropy for RSA key pair generation was found in Zyxel GS1900 series firmware versions prior to V2.70. This vulnerability could allow an unauthenticated attacker to retrieve a private key by factoring...

CVE-2021-35031

A vulnerability in the TFTP client of Zyxel GS1900 series firmware, XGS1210 series firmware, and XGS1250 series firmware, which could allow an authenticated LAN user to execute arbitrary OS commands via the GUI of the vulnerable...

CVE-2021-35032

A vulnerability in the 'libsal.so' of the Zyxel GS1900 series firmware version 2.60 could allow an authenticated local user to execute arbitrary OS commands via a crafted function...

CVE-2016-2243

Sure Start on HP Commercial PCs 2015 allows local users to cause a denial of service (BIOS recovery failure) by leveraging administrative...