CVE-2022-30526
HIGH 7.8EPSS 1.1%
A privilege escalation vulnerability was identified in the CLI command of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.09 through 4.72, which could allow a local attacker to execute some OS commands with root privileges in some directories on a vulnerable device.
- Affected
- Zyxel · USG FLEX 100(W) firmware · USG FLEX 200 firmware · USG FLEX 500 firmware · USG FLEX 700 firmware · ATP series firmware · VPN series firmware
- CVSS v3.1 NVD
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS
- 1.13% chance of exploitation in the next 30 days, 66th percentile
- Published
- 2022-07-19
- Updated
- 2024-08-03
Proof-of-concept exploits (2)
- http://packetstormsecurity.com/files/168202/Zyxel-Firewall-SUID-Binary-Privilege-Escalati…
- greek0x0/CVE-2022-305261★ · 2022-09-01