Improper access control in Mastodon



Published: 2022-02-07
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-24307
CWE-ID CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Mastodon
Server applications / Other server solutions

Vendor Mastodon

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper access control

EUVDB-ID: #VU60352

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-24307

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.

The vulnerability exists due to improper access restrictions because it does not compact incoming signed JSON-LD activities. A remote attacker can send a specially crafted request and gain unauthorized access to the affected application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Mastodon: 3.3.0 - 3.4.5

CPE2.3 External links

http://github.com/mastodon/mastodon/releases/tag/v3.3.2
http://github.com/mastodon/mastodon/releases/tag/v3.4.6

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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