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CVE-2018-19367 Portainer through 1.19.2 provides an API endpoint (/api/users/admin/check) to verify that the admin user is already created. This API endpoint will return 404 if admin was not created and 204 if it wa...

CriticalCVSS 9.8 EPSS 1.5%
Published
Updated
Exploit status
No public exploit known
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Description

Portainer through 1.19.2 provides an API endpoint (/api/users/admin/check) to verify that the admin user is already created. This API endpoint will return 404 if admin was not created and 204 if it was already created. Attackers can set an admin password in the 404 case.

Affected products

ProductAffected versionsFixed in
Portainer github.com/portainer/portainer <= 1.19.2 No fix listed

References

  • github.com exploit third-party-advisory
  • github.com exploit issue-tracking mitigation third-party-advisory