SB2019072929 - Multiple vulnerabilities in Discourse
Published: July 29, 2019 Updated: August 8, 2020
Security Bulletin ID
SB2019072929
Severity
Medium
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Input validation error (CVE-ID: CVE-2019-1020018)
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Discourse before 2.3.0 and 2.4.x before 2.4.0.beta3 lacks a confirmation screen when logging in via an email link.
2) Improper access control (CVE-ID: CVE-2019-1020017)
The vulnerability allows a remote non-authenticated attacker to manipulate data.
Discourse before 2.3.0 and 2.4.x before 2.4.0.beta3 lacks a confirmation screen when logging in via a user-api OTP.
Remediation
Install update from vendor's website.