An issue was discovered on WatchGuard AP100, AP102, and AP200 devices with firmware before 1.2.9.15. Hardcoded credentials exist for an unprivileged SSH account with a shell of /bin/false.
http://seclists.org/fulldisclosure/2018/May/12
https://www.exploit-db.com/exploits/45409/
https://www.watchguard.com/wgrd-blog/new-firmware-available-ap100ap102ap200ap300-security-vulnerability-fixes
https://watchguardsupport.secure.force.com/publicKB?type=KBSecurityIssues&SFDCID=kA62A0000000LIy
Source: Mitre, NVD
Published: 2018-04-30
Updated: 2026-06-17
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.12115