Command injection

A command injection vulnerability in the hotspot management feature of the Zyxel ATP series firmware versions 4.60 through 5.36 Patch 2, USG FLEX series firmware versions 4.60 through 5.36 Patch 2, USG FLEX 50W series firmware versions 4.60 through 5.36 Patch 2, USG20W-VPN series firmware version...

Command injection

A command injection vulnerability in the Free Time WiFi hotspot feature of the Zyxel USG FLEX series firmware versions 4.50 through 5.36 Patch 2 and VPN series firmware versions 4.20 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands on an affecte...

Command injection

A command injection vulnerability in the access point AP management feature of the Zyxel ATP series firmware versions 5.00 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50W series firmware versions 5.00 through 5.36 Patch 2, USG20W-VPN series firmware...

Buffer overflow

A buffer overflow vulnerability in the Zyxel ATP series firmware versions 4.32 through 5.36 Patch 2, USG FLEX series firmware versions 4.50 through 5.36 Patch 2, USG FLEX 50W series firmware versions 4.16 through 5.36 Patch 2, USG20W-VPN series firmware versions 4.16 through 5.36 Patch 2, VPN...

Format string

A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50W series firmware versions 5.10 through 5.36 Patch 2, USG20W-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN...

Command injection

A command injection vulnerability in the configuration parser of the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50W series firmware versions 5.10 through 5.36 Patch 2, USG20W-VPN series firmware versions 5.10...

CVE-2023-34141

A command injection vulnerability in the access point AP management feature of the Zyxel ATP series firmware versions 5.00 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50W series firmware versions 5.00 through 5.36 Patch 2, USG20W-VPN series firmware...

CVE-2023-34141

A command injection vulnerability in the access point AP management feature of the Zyxel ATP series firmware versions 5.00 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50W series firmware versions 5.00 through 5.36 Patch 2, USG20W-VPN series firmware...

CVE-2023-34141

CVE-2023-34141 affects Zyxel devices (ATP series, USG FLEX series including USG FLEX 50(W), USG20(W)-VPN, VPN series; NXC2500 and NXC5500) with firmware ranges up to 5.36 Patch 2 or 6.10 AAIG/AAOS variants. Description: a command-injection in the access point (AP) management feature could allow a...

CVE-2023-34140

A buffer overflow vulnerability in the Zyxel ATP series firmware versions 4.32 through 5.36 Patch 2, USG FLEX series firmware versions 4.50 through 5.36 Patch 2, USG FLEX 50W series firmware versions 4.16 through 5.36 Patch 2, USG20W-VPN series firmware versions 4.16 through 5.36 Patch 2, VPN...

CVE-2023-34140

CVE-2023-34140 affects Zyxel CAPWAP-based devices (ATP series 4.32–5.36 Patch 2; USG FLEX 4.50–5.36 Patch 2; USG FLEX 50(W) 4.16–5.36 Patch 2; USG20(W)-VPN 4.16–5.36 Patch 2; VPN 4.30–5.36 Patch 2; NXC2500 6.10(AAIG.0–AAIG.3); NXC5500 6.10(AAOS.0–AAOS.4)). A buffer overflow in the CAPWAP daemon a...

CVE-2023-34139

Summary: CVE-2023-34139 is a command injection in Zyxel USG FLEX and VPN series related to the Free Time WiFi hotspot feature. An unauthenticated, LAN-based attacker could execute OS commands on affected devices. Affected products/versions: USG FLEX firmware 4.50–5.36 Patch 2; VPN series firmware...

CVE-2023-34139

A command injection vulnerability in the Free Time WiFi hotspot feature of the Zyxel USG FLEX series firmware versions 4.50 through 5.36 Patch 2 and VPN series firmware versions 4.20 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands on an affecte...

CVE-2023-34138

CVE-2023-34138 describes a command injection in Zyxel hotspot management that allows an unauthenticated, LAN‑based attacker to run OS commands on affected devices by convincing an authorized admin to pre‑allow the attacker's IP via the trusted RADIUS list. Affected firmware: Zyxel ATP series 4.60...

CVE-2023-34138

A command injection vulnerability in the hotspot management feature of the Zyxel ATP series firmware versions 4.60 through 5.36 Patch 2, USG FLEX series firmware versions 4.60 through 5.36 Patch 2, USG FLEX 50W series firmware versions 4.60 through 5.36 Patch 2, USG20W-VPN series firmware version...

CVE-2023-33012

CVE-2023-33012 is a command-injection vulnerability in the configuration parser of Zyxel devices (ATP, USG FLEX/50(W), USG20(W)-VPN, VPN series). The root cause is a flaw in parsing GRE configurations when cloud management mode is enabled, allowing an unauthenticated, LAN-based attacker to execut...

CVE-2023-33011

CVE-2023-33011 corresponds to a format-string vulnerability in Zyxel firmware affecting Zyxel ATP series (5.10–5.36 Patch 2), USG FLEX series (5.00–5.36 Patch 2), USG FLEX 50(W) (5.10–5.36 Patch 2), USG20(W)-VPN (5.10–5.36 Patch 2), and VPN series (5.00–5.36 Patch 2). The flaw permits an unauthen...

CVE-2023-33011

A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50W series firmware versions 5.10 through 5.36 Patch 2, USG20W-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN...

CVE-2023-28767

The configuration parser fails to sanitize user-controlled input in the Zyxel ATP series firmware versions 5.10 through 5.36, USG FLEX series firmware versions 5.00 through 5.36, USG FLEX 50W series firmware versions 5.10 through 5.36, USG20W-VPN series firmware versions 5.10 through 5.36, and VP...

CVE-2023-28767

The configuration parser fails to sanitize user-controlled input in the Zyxel ATP series firmware versions 5.10 through 5.36, USG FLEX series firmware versions 5.00 through 5.36, USG FLEX 50W series firmware versions 5.10 through 5.36, USG20W-VPN series firmware versions 5.10 through 5.36, and VP...