Zyxel Usg Flex 50 Series Firmware vulnerabilities

27 known vulnerabilities affecting zyxel/usg_flex_50_series_firmware.

Total CVEs
27
CISA KEV
1
actively exploited
Public exploits
0
Exploited in wild
1
Severity breakdown
CRITICAL1HIGH15MEDIUM11

Vulnerabilities

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CVE-2023-4397MEDIUMCVSS 4.4v5.372023-11-28
CVE-2023-4397 [MEDIUM] CWE-120 CVE-2023-4397: A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmw A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI comm
cvelistv5nvd
CVE-2023-34141HIGHCVSS 8.0v5.00 through 5.36 Patch 22023-07-17
CVE-2023-34141 [HIGH] CWE-78 CVE-2023-34141: A command injection vulnerability in the access point (AP) management feature of the Zyxel ATP serie 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 50(W) series firmware versions 5.00 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.00 through 5.36 Patch 2, VPN series fir
cvelistv5nvd
CVE-2023-34138HIGHCVSS 8.0v4.60 through 5.36 Patch 22023-07-17
CVE-2023-34138 [HIGH] CWE-78 CVE-2023-34138: A command injection vulnerability in the hotspot management feature of the Zyxel ATP series firmware 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 50(W) series firmware versions 4.60 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 4.60 through 5.36 Patch 2, and VPN series firmware
cvelistv5nvd
CVE-2023-33011HIGHCVSS 8.8v5.10 through 5.36 Patch 22023-07-17
CVE-2023-33011 [HIGH] CWE-134 CVE-2023-33011: A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, U 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 50(W) series firmware versions 5.10 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN series firmware versions 5.00 through 5.36 Patch 2, c
cvelistv5nvd
CVE-2023-28767HIGHCVSS 8.8v5.10 through 5.362023-07-17
CVE-2023-28767 [HIGH] CWE-78 CVE-2023-28767: The configuration parser fails to sanitize user-controlled input in the Zyxel ATP series firmware ve 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 50(W) series firmware versions 5.10 through 5.36, USG20(W)-VPN series firmware versions 5.10 through 5.36, and VPN series firmware versions 5.00 through 5.36. An una
cvelistv5nvd
CVE-2023-33012HIGHCVSS 8.8v5.10 through 5.36 Patch 22023-07-17
CVE-2023-33012 [HIGH] CWE-78 CVE-2023-33012: A command injection vulnerability in the configuration parser of the Zyxel ATP series firmware versi 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 50(W) series firmware versions 5.10 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN series firmware versio
cvelistv5nvd
CVE-2023-34140MEDIUMCVSS 6.5v4.16 through 5.36 Patch 22023-07-17
CVE-2023-34140 [MEDIUM] CWE-120 CVE-2023-34140: A buffer overflow vulnerability in the Zyxel ATP series firmware versions 4.32 through 5.36 Patch 2, 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 50(W) series firmware versions 4.16 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 4.16 through 5.36 Patch 2, VPN series firmware versions 4.30 through 5.36 Patch 2, N
cvelistv5nvd