CVE Intelligence

Vulnerabilidades do Zyxel Usg Flex 100 Firmware

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CVEs publicadas que afetam Zyxel Usg Flex 100 Firmware: 4 registro(s), com versões afetadas e correções.
cpe:2.3:o:zyxel:usg_flex_100_firmware

CVE-2023-33010 Crítica · 9.8 KEV Alta · 63 CWE-120 24/05/2023
Zyxel Multiple Firewalls Buffer Overflow Vulnerability
A buffer overflow vulnerability in the ID processing function in Zyxel ATP series firmware versions 4.32 through 5.36 Patch 1, USG FLEX series firmware versions 4.50 through 5.36 Patch 1, USG FLEX 50(W) firmware versions 4.25 through 5.36 Patch 1, USG20(W)-VPN firmware versions 4.25 through 5.36 Patch 1, VPN series firmware versions 4.30 through 5.36 Patch 1, ZyWALL/USG series firmware versions 4.25 through 4.73 Patch 1, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and even a remote code execution on an affected device.
CVE-2023-33009 Crítica · 9.8 KEV Alta · 63 CWE-120 24/05/2023
Zyxel Multiple Firewalls Buffer Overflow Vulnerability
A buffer overflow vulnerability in the notification function in Zyxel ATP series firmware versions 4.60 through 5.36 Patch 1, USG FLEX series firmware versions 4.60 through 5.36 Patch 1, USG FLEX 50(W) firmware versions 4.60 through 5.36 Patch 1, USG20(W)-VPN firmware versions 4.60 through 5.36 Patch 1, VPN series firmware versions 4.60 through 5.36 Patch 1, ZyWALL/USG series firmware versions 4.60 through 4.73 Patch 1, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and even a remote code execution on an affected device.
CVE-2023-28771 Crítica · 9.8 KEV Urgente · 81 Exploit público CWE-78 24/04/2023
Zyxel Multiple Firewalls OS Command Injection Vulnerability
Improper error message handling in Zyxel ZyWALL/USG series firmware versions 4.60 through 4.73, VPN series firmware versions 4.60 through 5.35, USG FLEX series firmware versions 4.60 through 5.35, and ATP series firmware versions 4.60 through 5.35, which could allow an unauthenticated attacker to execute some OS commands remotely by sending crafted packets to an affected device.
CVE-2020-29583 Crítica · 9.8 KEV Urgente · 73 Exploit público CWE-522 22/12/2020
Zyxel Multiple Products Use of Hard-Coded Credentials Vulnerability
Firmware version 4.60 of Zyxel USG devices contains an undocumented account (zyfwp) with an unchangeable password. The password for this account can be found in cleartext in the firmware. This account can be used by someone to login to the ssh server or web interface with admin privileges.