CVE-2022-38547
A post-authentication command injection vulnerability in the CLI command of Zyxel ZyWALL/USG series firmware versions 4.20 through 4.72, VPN series firmware versions 4.30 through 5.32, USG FLEX series firmware versions 4.50 through 5.32, and ATP series…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.83%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A post-authentication command injection vulnerability in the CLI command of Zyxel ZyWALL/USG series firmware versions 4.20 through 4.72, VPN series firmware versions 4.30 through 5.32, USG FLEX series firmware versions 4.50 through 5.32, and ATP series firmware versions 4.32 through 5.32, which could allow an authenticated attacker with administrator privileges to execute OS commands.
- CVSS 3.1
- 7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.83% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- zyxel/atp100 firmware · zyxel/atp200 firmware · zyxel/atp700 firmware · zyxel/atp500 firmware · zyxel/atp100w firmware · zyxel/atp800 firmware · zyxel/usg flex 50 firmware · zyxel/usg flex 200 firmware · zyxel/usg flex 500 firmware · zyxel/usg flex 700 firmware · zyxel/usg flex 100w firmware · zyxel/usg flex 100 firmware · zyxel/vpn1000 firmware · zyxel/usg20w-vpn firmware · zyxel/usg20-vpn firmware · zyxel/vpn50 firmware · zyxel/vpn300 firmware · zyxel/vpn100 firmware · zyxel/usg40 firmware · zyxel/usg40w firmware · +5 more
- Source
- security@zyxel.com.tw
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.