SB2023032908 - Denial of service in Mozilla Thunderbird 



SB2023032908 - Denial of service in Mozilla Thunderbird

Published: March 29, 2023

Security Bulletin ID SB2023032908
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • 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.