CVE-2018-21018 Information

Description

Mastodon before 2.6.3 mishandles timeouts of incompletely established sessions.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/tootsuite/mastodon/pull/9329 https://github.com/tootsuite/mastodon/pull/9381 https://github.com/tootsuite/mastodon/releases/tag/v2.6.2 https://github.com/tootsuite/mastodon/releases/tag/v2.6.3

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8