Multiple vulnerabilities in mastodon

Published: 2023-04-04

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	N/A
CWE-ID	CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Mastodon Server applications / Other server solutions
Vendor	Mastodon

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU74408

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: N/A

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in tootctl commands. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mastodon: 3.5.0 - 4.1.1

CPE2.3

External links

https://github.com/mastodon/mastodon/releases/tag/v4.1.2
https://github.com/mastodon/mastodon/releases/tag/v3.5.8

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU74409