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OpenAdvisories
High · 8.8 CVE-2021-39173 EUVD-2021-1857GHSA-r67m-m8c7-jp83

Forced reinstall

Published Aug 27, 2021 · Updated Aug 4, 2024 · Assigned by GitHub_M

Description

Cachet is an open source status page system. Prior to version 2.5.1 authenticated users, regardless of their privileges (User or Admin), can trick Cachet and install the instance again, leading to arbitrary code execution on the server. This issue was addressed in version 2.5.1 by improving the middleware `ReadyForUse`, which now performs a stricter validation of the instance name. As a workaround, only allow trusted source IP addresses to access to the administration dashboard.

Affected products

VendorProductAffectedFixed
fiveai Cachet < 2.5.1 —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist cachethq/cachet < 2.5.1 2.5.1 GHSA-r67m-m8c7-jp83

References