Vulnerability CVE-2022-24307
Published: 2022-02-03

Description:
Mastodon before 3.3.2 and 3.4.x before 3.4.6 has incorrect access control because it does not compact incoming signed JSON-LD activities. (JSON-LD signing has been supported since version 1.6.0.)

Type:

CWE-863

 (Incorrect Authorization)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Joinmastodon -> Mastodon 

 References:
https://github.com/mastodon/mastodon/releases/tag/v3.3.2
https://github.com/mastodon/mastodon/releases/tag/v3.4.6
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