SB2023032905 - Denial of service in Matrix Javascript SDK
Published: March 29, 2023
Security Bulletin ID
SB2023032905
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') (CVE-ID: CVE-2023-28427)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a prototype pollution issue in Matrix SDK. A remote attacker can pass specially crafted input with events containing special strings in key locations and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.