SB2022072836 - Remote code execution in Discourse for Ruby
Published: July 28, 2022
Security Bulletin ID
SB2022072836
Severity
Medium
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 security vulnerability.
1) Deserialization of Untrusted Data (CVE-ID: CVE-2022-32224)
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data in columns in active records. A remote privileged user write access to the database (e.g. via the restore pipeline) can create a specially crafted column and execute arbitrary code on the system during backup restoration.
Remediation
Install update from vendor's website.