CVE-2024-42057

Published Sep 3, 2024 CVSS 3.1 · 8.1 High EPSS 1.3% KEV · Not listed
Description
A command injection vulnerability in the IPSec VPN feature of Zyxel ATP series firmware versions from V4.32 through V5.38, USG FLEX series firmware versions from V4.50 through V5.38, USG FLEX 50(W) series firmware versions from V4.16 through V5.38, and USG20(W)-VPN series firmware versions from V4.16 through V5.38 could allow an unauthenticated attacker to execute some OS commands on an affected device by sending a crafted username to the vulnerable device. Note that this attack could be successful only if the device was configured in User-Based-PSK authentication mode and a valid user with a long username exceeding 28 characters exists.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-39425 A command injection vulnerability in the IPSec VPN feature of Zyxel ATP series firmware versions from V4.32 through V5.38, USG FLEX series firmware versions from V4.50 through V5.38, USG FLEX 50(W) series firmware versions from V4.16 through V5.38, and USG20(W)-VPN series firmware versions from V4.16 through V5.38 could allow an unauthenticated attacker to execute some OS commands on an affected device by sending a crafted username to the vulnerable device. Note that this attack could be successful only if the device was configured in User-Based-PSK authentication mode and a valid user with a long username exceeding 28 characters exists.
History
Type Values Removed Values Added
First Time appeared Zyxel zld
CPEs cpe:2.3:o:zyxel:zld_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:zyxel:zld:*:*:*:*:*:*:*:*
Vendors & Products Zyxel zld Firmware
Zyxel zld
Type Values Removed Values Added
First Time appeared Zyxel atp100
Zyxel atp100w
Zyxel atp200
Zyxel atp500
Zyxel atp700
Zyxel atp800
Zyxel usg 20w-vpn
Zyxel usg Flex 100
Zyxel usg Flex 100ax
Zyxel usg Flex 100w
Zyxel usg Flex 200
Zyxel usg Flex 50
Zyxel usg Flex 500
Zyxel usg Flex 50w
Zyxel usg Flex 700
Zyxel zld Firmware
CPEs cpe:2.3:h:zyxel:atp100:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:atp100w:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:atp200:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:atp500:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:atp700:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:atp800:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_20w-vpn:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_100:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_100ax:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_100w:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_200:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_500:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_50:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_50w:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_700:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:zld_firmware:*:*:*:*:*:*:*:*
Vendors & Products Zyxel atp100
Zyxel atp100w
Zyxel atp200
Zyxel atp500
Zyxel atp700
Zyxel atp800
Zyxel usg 20w-vpn
Zyxel usg Flex 100
Zyxel usg Flex 100ax
Zyxel usg Flex 100w
Zyxel usg Flex 200
Zyxel usg Flex 50
Zyxel usg Flex 500
Zyxel usg Flex 50w
Zyxel usg Flex 700
Zyxel zld Firmware
Type Values Removed Values Added
First Time appeared Zyxel
Zyxel atp100 Firmware
Zyxel atp100w Firmware
Zyxel atp200 Firmware
Zyxel atp500 Firmware
Zyxel atp700 Firmware
Zyxel atp800 Firmware
Zyxel usg20w-vpn Firmware
Zyxel usg Flex 100 Firmware
Zyxel usg Flex 100ax Firmware
Zyxel usg Flex 100h Firmware
Zyxel usg Flex 100w Firmware
Zyxel usg Flex 200 Firmware
Zyxel usg Flex 200h Firmware
Zyxel usg Flex 500 Firmware
Zyxel usg Flex 500h Firmware
Zyxel usg Flex 50 Firmware
Zyxel usg Flex 50ax Firmware
Zyxel usg Flex 50w Firmware
Zyxel usg Flex 700 Firmware
Zyxel usg Flex 700h Firmware
CPEs cpe:2.3:o:zyxel:atp100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:atp100w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:atp200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:atp500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:atp700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:atp800_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg20w-vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_100ax_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_100h_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_100w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_200h_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_500h_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_50_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_50ax_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_50w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_700h_firmware:*:*:*:*:*:*:*:*
Vendors & Products Zyxel
Zyxel atp100 Firmware
Zyxel atp100w Firmware
Zyxel atp200 Firmware
Zyxel atp500 Firmware
Zyxel atp700 Firmware
Zyxel atp800 Firmware
Zyxel usg20w-vpn Firmware
Zyxel usg Flex 100 Firmware
Zyxel usg Flex 100ax Firmware
Zyxel usg Flex 100h Firmware
Zyxel usg Flex 100w Firmware
Zyxel usg Flex 200 Firmware
Zyxel usg Flex 200h Firmware
Zyxel usg Flex 500 Firmware
Zyxel usg Flex 500h Firmware
Zyxel usg Flex 50 Firmware
Zyxel usg Flex 50ax Firmware
Zyxel usg Flex 50w Firmware
Zyxel usg Flex 700 Firmware
Zyxel usg Flex 700h Firmware
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A command injection vulnerability in the IPSec VPN feature of Zyxel ATP series firmware versions from V4.32 through V5.38, USG FLEX series firmware versions from V4.50 through V5.38, USG FLEX 50(W) series firmware versions from V4.16 through V5.38, and USG20(W)-VPN series firmware versions from V4.16 through V5.38 could allow an unauthenticated attacker to execute some OS commands on an affected device by sending a crafted username to the vulnerable device. Note that this attack could be successful only if the device was configured in User-Based-PSK authentication mode and a valid user with a long username exceeding 28 characters exists.
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}