SB2018090645 - Fedora 28 update for matrix-synapse
Published: September 6, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018090645
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2018-16515)
CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exist due to improper signature validation. A remote attacker can spoof application events and compromise the application.
Remediation
Install update from vendor's website.