SB2022020708 - Improper access control in Mastodon
Published: February 7, 2022
Security Bulletin ID
SB2022020708
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper access control (CVE-ID: CVE-2022-24307)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
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.
Remediation
Install update from vendor's website.