CVE-2018-21018
CRITICAL severity · CVSS 9.8 · CWE-613
9.8CVSS CRITICAL
Summary
Mastodon before 2.6.3 mishandles timeouts of incompletely established sessions.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/tootsuite/mastodon/pull/9329 ↗