CVE-2023-33012 — OS Command Injection in Zyxel USG 20w-vpn Firmware

CWE-78 — OS Command Injection3 documents3 sources
Severity
8.8HIGHNVD
EPSS
8.6%
top 7.58%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
27
Zyxel USG 20w-vpn FirmwareZyxel USG 2200-vpn FirmwareZyxel USG Flex 100 Firmware+24 more
Timeline
PublishedJul 17

Description

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 versions 5.00 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands by using a crafted GRE configuration …

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages27 packages

▶CVEListV5zyxel/usg_flex_series_firmware5.00 through 5.36 Patch 2
▶CVEListV5zyxel/usg_flex_50_series_firmware5.10 through 5.36 Patch 2
▶CVEListV5zyxel/usg20_vpn_series_firmware5.10 through 5.36 Patch 2
▶CVEListV5zyxel/atp_series_firmware5.10 through 5.36 Patch 2
▶CVEListV5zyxel/vpn_series_firmware5.00 through 5.36 Patch 2

🔴Vulnerability Details

2
GHSA
GHSA-r34v-7h65-289c: A command injection vulnerability in the configuration parser of the Zyxel ATP series firmware versions 5↗2023-07-17
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CVEList
CVE-2023-33012: A command injection vulnerability in the configuration parser of the Zyxel ATP series firmware versions 5↗2023-07-17
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CVE-2023-33012 — OS Command Injection in Zyxel | cvebase