Input validation error in Mastodon - CVE-2023-36461
Published: July 10, 2023
Vulnerability identifier: #VU78045
CSH Severity: Medium
CVSS v4: 8.7 [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]
CVE-ID: CVE-2023-36461
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to slow HTTP responses. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
Mastodon
How to mitigate CVE-2023-36461
Install updates from vendor's website.
Mastodon - addressed in versions 3.5.9, 4.0.5, 4.1.3
External References
- https://github.com/mastodon/mastodon/releases/tag/v3.5.9
- https://github.com/mastodon/mastodon/security/advisories/GHSA-9pxv-6qvf-pjwc
- https://github.com/mastodon/mastodon/releases/tag/v4.0.5
- https://github.com/mastodon/mastodon/commit/c5929798bf7e56cc2c79b15bed0c4692ded3dcb6
- https://github.com/mastodon/mastodon/releases/tag/v4.1.3
- http://www.openwall.com/lists/oss-security/2023/07/06/7