CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2023-33009

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.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.046

EPSS Ranking 88.7%

CVSS Severity

CVSS v3 Score 9.8

Proposed Action

Zyxel ATP, USG FLEX, USG FLEX 50(W), USG20(W)-VPN, VPN, and ZyWALL/USG firewalls contain a buffer overflow vulnerability in the notification function that could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and remote code execution on an affected device.

Ransomware Campaign

Unknown

References

Products affected by CVE-2023-33009

Zyxel » Atp100 » Version: N/A

cpe:2.3:h:zyxel:atp100:-
Zyxel » Atp100w » Version: N/A

cpe:2.3:h:zyxel:atp100w:-
Zyxel » Atp200 » Version: N/A

cpe:2.3:h:zyxel:atp200:-
Zyxel » Atp500 » Version: N/A

cpe:2.3:h:zyxel:atp500:-
Zyxel » Atp700 » Version: N/A

cpe:2.3:h:zyxel:atp700:-
Zyxel » Atp800 » Version: N/A

cpe:2.3:h:zyxel:atp800:-
Zyxel » Usg20-Vpn » Version: N/A

cpe:2.3:h:zyxel:usg20-vpn:-
Zyxel » Usg 20w-Vpn » Version: N/A

cpe:2.3:h:zyxel:usg_20w-vpn:-
Zyxel » Usg 40 » Version: N/A

cpe:2.3:h:zyxel:usg_40:-
Zyxel » Usg 40w » Version: N/A

cpe:2.3:h:zyxel:usg_40w:-
Zyxel » Usg 60 » Version: N/A

cpe:2.3:h:zyxel:usg_60:-
Zyxel » Usg 60w » Version: N/A

cpe:2.3:h:zyxel:usg_60w:-
Zyxel » Usg Flex 100 » Version: N/A

cpe:2.3:h:zyxel:usg_flex_100:-
Zyxel » Usg Flex 100w » Version: N/A

cpe:2.3:h:zyxel:usg_flex_100w:-
Zyxel » Usg Flex 200 » Version: N/A

cpe:2.3:h:zyxel:usg_flex_200:-
Zyxel » Usg Flex 500 » Version: N/A

cpe:2.3:h:zyxel:usg_flex_500:-
Zyxel » Usg Flex 50 » Version: N/A

cpe:2.3:h:zyxel:usg_flex_50:-
Zyxel » Usg Flex 50w » Version: N/A

cpe:2.3:h:zyxel:usg_flex_50w:-
Zyxel » Usg Flex 700 » Version: N/A

cpe:2.3:h:zyxel:usg_flex_700:-
Zyxel » Vpn1000 » Version: N/A

cpe:2.3:h:zyxel:vpn1000:-
Zyxel » Vpn100 » Version: N/A

cpe:2.3:h:zyxel:vpn100:-
Zyxel » Vpn300 » Version: N/A

cpe:2.3:h:zyxel:vpn300:-
Zyxel » Vpn50 » Version: N/A

cpe:2.3:h:zyxel:vpn50:-
Zyxel » Atp100 Firmware » Version: 4.60

cpe:2.3:o:zyxel:atp100_firmware:4.60
Zyxel » Atp100 Firmware » Version: 5.10

cpe:2.3:o:zyxel:atp100_firmware:5.10
Zyxel » Atp100 Firmware » Version: 5.20

cpe:2.3:o:zyxel:atp100_firmware:5.20
Zyxel » Atp100 Firmware » Version: 5.30

cpe:2.3:o:zyxel:atp100_firmware:5.30
Zyxel » Atp100 Firmware » Version: 5.31

cpe:2.3:o:zyxel:atp100_firmware:5.31
Zyxel » Atp100 Firmware » Version: 5.35

cpe:2.3:o:zyxel:atp100_firmware:5.35
Zyxel » Atp100 Firmware » Version: 5.36

cpe:2.3:o:zyxel:atp100_firmware:5.36
Zyxel » Atp100w Firmware » Version: 4.60

cpe:2.3:o:zyxel:atp100w_firmware:4.60
Zyxel » Atp100w Firmware » Version: 5.10

cpe:2.3:o:zyxel:atp100w_firmware:5.10
Zyxel » Atp100w Firmware » Version: 5.20

cpe:2.3:o:zyxel:atp100w_firmware:5.20
Zyxel » Atp100w Firmware » Version: 5.30

cpe:2.3:o:zyxel:atp100w_firmware:5.30
Zyxel » Atp100w Firmware » Version: 5.35

cpe:2.3:o:zyxel:atp100w_firmware:5.35
Zyxel » Atp100w Firmware » Version: 5.36

cpe:2.3:o:zyxel:atp100w_firmware:5.36
Zyxel » Atp200 Firmware » Version: 4.60

cpe:2.3:o:zyxel:atp200_firmware:4.60
Zyxel » Atp200 Firmware » Version: 5.10

cpe:2.3:o:zyxel:atp200_firmware:5.10
Zyxel » Atp200 Firmware » Version: 5.20

cpe:2.3:o:zyxel:atp200_firmware:5.20
Zyxel » Atp200 Firmware » Version: 5.30

cpe:2.3:o:zyxel:atp200_firmware:5.30
Zyxel » Atp200 Firmware » Version: 5.35

cpe:2.3:o:zyxel:atp200_firmware:5.35
Zyxel » Atp200 Firmware » Version: 5.36

cpe:2.3:o:zyxel:atp200_firmware:5.36
Zyxel » Atp500 Firmware » Version: 4.60

cpe:2.3:o:zyxel:atp500_firmware:4.60
Zyxel » Atp500 Firmware » Version: 5.10

cpe:2.3:o:zyxel:atp500_firmware:5.10
Zyxel » Atp500 Firmware » Version: 5.20

cpe:2.3:o:zyxel:atp500_firmware:5.20
Zyxel » Atp500 Firmware » Version: 5.30

cpe:2.3:o:zyxel:atp500_firmware:5.30
Zyxel » Atp500 Firmware » Version: 5.35

cpe:2.3:o:zyxel:atp500_firmware:5.35
Zyxel » Atp500 Firmware » Version: 5.36

cpe:2.3:o:zyxel:atp500_firmware:5.36
Zyxel » Atp700 Firmware » Version: 4.60

cpe:2.3:o:zyxel:atp700_firmware:4.60
Zyxel » Atp700 Firmware » Version: 5.10

cpe:2.3:o:zyxel:atp700_firmware:5.10
Zyxel » Atp700 Firmware » Version: 5.20

cpe:2.3:o:zyxel:atp700_firmware:5.20
Zyxel » Atp700 Firmware » Version: 5.30

cpe:2.3:o:zyxel:atp700_firmware:5.30
Zyxel » Atp700 Firmware » Version: 5.35

cpe:2.3:o:zyxel:atp700_firmware:5.35
Zyxel » Atp700 Firmware » Version: 5.36

cpe:2.3:o:zyxel:atp700_firmware:5.36
Zyxel » Atp800 Firmware » Version: 4.60

cpe:2.3:o:zyxel:atp800_firmware:4.60
Zyxel » Atp800 Firmware » Version: 5.10

cpe:2.3:o:zyxel:atp800_firmware:5.10
Zyxel » Atp800 Firmware » Version: 5.20

cpe:2.3:o:zyxel:atp800_firmware:5.20
Zyxel » Atp800 Firmware » Version: 5.30

cpe:2.3:o:zyxel:atp800_firmware:5.30
Zyxel » Atp800 Firmware » Version: 5.35

cpe:2.3:o:zyxel:atp800_firmware:5.35
Zyxel » Atp800 Firmware » Version: 5.36

cpe:2.3:o:zyxel:atp800_firmware:5.36
Zyxel » Usg20-Vpn Firmware » Version: 4.60

cpe:2.3:o:zyxel:usg20-vpn_firmware:4.60
Zyxel » Usg20-Vpn Firmware » Version: 5.01

cpe:2.3:o:zyxel:usg20-vpn_firmware:5.01
Zyxel » Usg20-Vpn Firmware » Version: 5.10

cpe:2.3:o:zyxel:usg20-vpn_firmware:5.10
Zyxel » Usg20-Vpn Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg20-vpn_firmware:5.36
Zyxel » Usg 20w-Vpn Firmware » Version: 5.00

cpe:2.3:o:zyxel:usg_20w-vpn_firmware:5.00
Zyxel » Usg 20w-Vpn Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg_20w-vpn_firmware:5.36
Zyxel » Usg 40 Firmware » Version: Any

cpe:2.3:o:zyxel:usg_40_firmware:*
Zyxel » Usg 40 Firmware » Version: 4.73

cpe:2.3:o:zyxel:usg_40_firmware:4.73
Zyxel » Usg 40w Firmware » Version: Any

cpe:2.3:o:zyxel:usg_40w_firmware:*
Zyxel » Usg 40w Firmware » Version: 4.73

cpe:2.3:o:zyxel:usg_40w_firmware:4.73
Zyxel » Usg 60 Firmware » Version: Any

cpe:2.3:o:zyxel:usg_60_firmware:*
Zyxel » Usg 60 Firmware » Version: 4.73

cpe:2.3:o:zyxel:usg_60_firmware:4.73
Zyxel » Usg 60w Firmware » Version: Any

cpe:2.3:o:zyxel:usg_60w_firmware:*
Zyxel » Usg 60w Firmware » Version: 4.73

cpe:2.3:o:zyxel:usg_60w_firmware:4.73
Zyxel » Usg Flex 100 Firmware » Version: 4.60

cpe:2.3:o:zyxel:usg_flex_100_firmware:4.60
Zyxel » Usg Flex 100 Firmware » Version: 5.00

cpe:2.3:o:zyxel:usg_flex_100_firmware:5.00
Zyxel » Usg Flex 100 Firmware » Version: 5.01

cpe:2.3:o:zyxel:usg_flex_100_firmware:5.01
Zyxel » Usg Flex 100 Firmware » Version: 5.10

cpe:2.3:o:zyxel:usg_flex_100_firmware:5.10
Zyxel » Usg Flex 100 Firmware » Version: 5.20

cpe:2.3:o:zyxel:usg_flex_100_firmware:5.20
Zyxel » Usg Flex 100 Firmware » Version: 5.35

cpe:2.3:o:zyxel:usg_flex_100_firmware:5.35
Zyxel » Usg Flex 100 Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg_flex_100_firmware:5.36
Zyxel » Usg Flex 100w Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg_flex_100w_firmware:5.36
Zyxel » Usg Flex 200 Firmware » Version: 4.60

cpe:2.3:o:zyxel:usg_flex_200_firmware:4.60
Zyxel » Usg Flex 200 Firmware » Version: 5.00

cpe:2.3:o:zyxel:usg_flex_200_firmware:5.00
Zyxel » Usg Flex 200 Firmware » Version: 5.01

cpe:2.3:o:zyxel:usg_flex_200_firmware:5.01
Zyxel » Usg Flex 200 Firmware » Version: 5.20

cpe:2.3:o:zyxel:usg_flex_200_firmware:5.20
Zyxel » Usg Flex 200 Firmware » Version: 5.30

cpe:2.3:o:zyxel:usg_flex_200_firmware:5.30
Zyxel » Usg Flex 200 Firmware » Version: 5.35

cpe:2.3:o:zyxel:usg_flex_200_firmware:5.35
Zyxel » Usg Flex 200 Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg_flex_200_firmware:5.36
Zyxel » Usg Flex 500 Firmware » Version: 4.60

cpe:2.3:o:zyxel:usg_flex_500_firmware:4.60
Zyxel » Usg Flex 500 Firmware » Version: 5.00

cpe:2.3:o:zyxel:usg_flex_500_firmware:5.00
Zyxel » Usg Flex 500 Firmware » Version: 5.01

cpe:2.3:o:zyxel:usg_flex_500_firmware:5.01
Zyxel » Usg Flex 500 Firmware » Version: 5.10

cpe:2.3:o:zyxel:usg_flex_500_firmware:5.10
Zyxel » Usg Flex 500 Firmware » Version: 5.20

cpe:2.3:o:zyxel:usg_flex_500_firmware:5.20
Zyxel » Usg Flex 500 Firmware » Version: 5.30

cpe:2.3:o:zyxel:usg_flex_500_firmware:5.30
Zyxel » Usg Flex 500 Firmware » Version: 5.35

cpe:2.3:o:zyxel:usg_flex_500_firmware:5.35
Zyxel » Usg Flex 500 Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg_flex_500_firmware:5.36
Zyxel » Usg Flex 50 Firmware » Version: 4.60

cpe:2.3:o:zyxel:usg_flex_50_firmware:4.60
Zyxel » Usg Flex 50 Firmware » Version: 5.00

cpe:2.3:o:zyxel:usg_flex_50_firmware:5.00
Zyxel » Usg Flex 50 Firmware » Version: 5.10

cpe:2.3:o:zyxel:usg_flex_50_firmware:5.10
Zyxel » Usg Flex 50 Firmware » Version: 5.35

cpe:2.3:o:zyxel:usg_flex_50_firmware:5.35
Zyxel » Usg Flex 50 Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg_flex_50_firmware:5.36
Zyxel » Usg Flex 50w Firmware » Version: 4.60

cpe:2.3:o:zyxel:usg_flex_50w_firmware:4.60
Zyxel » Usg Flex 50w Firmware » Version: 5.00

cpe:2.3:o:zyxel:usg_flex_50w_firmware:5.00
Zyxel » Usg Flex 50w Firmware » Version: 5.10

cpe:2.3:o:zyxel:usg_flex_50w_firmware:5.10
Zyxel » Usg Flex 50w Firmware » Version: 5.30

cpe:2.3:o:zyxel:usg_flex_50w_firmware:5.30
Zyxel » Usg Flex 50w Firmware » Version: 5.35

cpe:2.3:o:zyxel:usg_flex_50w_firmware:5.35
Zyxel » Usg Flex 50w Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg_flex_50w_firmware:5.36
Zyxel » Usg Flex 700 Firmware » Version: 4.60

cpe:2.3:o:zyxel:usg_flex_700_firmware:4.60
Zyxel » Usg Flex 700 Firmware » Version: 5.00

cpe:2.3:o:zyxel:usg_flex_700_firmware:5.00
Zyxel » Usg Flex 700 Firmware » Version: 5.10

cpe:2.3:o:zyxel:usg_flex_700_firmware:5.10
Zyxel » Usg Flex 700 Firmware » Version: 5.20

cpe:2.3:o:zyxel:usg_flex_700_firmware:5.20
Zyxel » Usg Flex 700 Firmware » Version: 5.30

cpe:2.3:o:zyxel:usg_flex_700_firmware:5.30
Zyxel » Usg Flex 700 Firmware » Version: 5.35

cpe:2.3:o:zyxel:usg_flex_700_firmware:5.35
Zyxel » Usg Flex 700 Firmware » Version: 5.36

cpe:2.3:o:zyxel:usg_flex_700_firmware:5.36
Zyxel » Vpn1000 Firmware » Version: 4.60

cpe:2.3:o:zyxel:vpn1000_firmware:4.60
Zyxel » Vpn1000 Firmware » Version: 5.20

cpe:2.3:o:zyxel:vpn1000_firmware:5.20
Zyxel » Vpn1000 Firmware » Version: 5.21

cpe:2.3:o:zyxel:vpn1000_firmware:5.21
Zyxel » Vpn1000 Firmware » Version: 5.30

cpe:2.3:o:zyxel:vpn1000_firmware:5.30
Zyxel » Vpn1000 Firmware » Version: 5.36

cpe:2.3:o:zyxel:vpn1000_firmware:5.36
Zyxel » Vpn100 Firmware » Version: 4.60

cpe:2.3:o:zyxel:vpn100_firmware:4.60
Zyxel » Vpn100 Firmware » Version: 5.20

cpe:2.3:o:zyxel:vpn100_firmware:5.20
Zyxel » Vpn100 Firmware » Version: 5.21

cpe:2.3:o:zyxel:vpn100_firmware:5.21
Zyxel » Vpn100 Firmware » Version: 5.30

cpe:2.3:o:zyxel:vpn100_firmware:5.30
Zyxel » Vpn100 Firmware » Version: 5.36

cpe:2.3:o:zyxel:vpn100_firmware:5.36
Zyxel » Vpn300 Firmware » Version: 4.60

cpe:2.3:o:zyxel:vpn300_firmware:4.60
Zyxel » Vpn300 Firmware » Version: 5.20

cpe:2.3:o:zyxel:vpn300_firmware:5.20
Zyxel » Vpn300 Firmware » Version: 5.21

cpe:2.3:o:zyxel:vpn300_firmware:5.21
Zyxel » Vpn300 Firmware » Version: 5.30

cpe:2.3:o:zyxel:vpn300_firmware:5.30
Zyxel » Vpn300 Firmware » Version: 5.36

cpe:2.3:o:zyxel:vpn300_firmware:5.36
Zyxel » Vpn50 Firmware » Version: 4.60

cpe:2.3:o:zyxel:vpn50_firmware:4.60
Zyxel » Vpn50 Firmware » Version: 5.20

cpe:2.3:o:zyxel:vpn50_firmware:5.20
Zyxel » Vpn50 Firmware » Version: 5.21

cpe:2.3:o:zyxel:vpn50_firmware:5.21
Zyxel » Vpn50 Firmware » Version: 5.30

cpe:2.3:o:zyxel:vpn50_firmware:5.30
Zyxel » Vpn50 Firmware » Version: 5.36

cpe:2.3:o:zyxel:vpn50_firmware:5.36

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2023-33009

Products

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