Use of Incorrectly-Resolved Name or Reference in Mastodon - CVE-2023-42451
Published: September 20, 2023
Vulnerability identifier: #VU80914
CSH Severity: Medium
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-42451
CWE-ID: CWE-706
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to invalid domain name normalization. A remote attacker can spoof domains they do not own.
Affected software
Mastodon
How to mitigate CVE-2023-42451
Install updates from vendor's website.
Mastodon - addressed in versions 3.5.14, 4.0.10, 4.1.8, 4.2.0 rc2