Mozilla Firefox Security Update – 24 January 2024

Mozilla has released an updated Firefox version 122, and Firefox ESR version 115.7 to fix multiple vulnerabilities.

The addressed vulnerabilities could allow the remote attacker to perform denial of service attacks, gain elevated privileges, bypass security restrictions, or execute arbitrary code and gain access to the affected products by persuading the victim to visit a specially crafted website.

Sample of the addressed vulnerabilities:

1. Mozilla Firefox Privilege Escalation Vulnerability (CVE-2024-0751):

  • CVSS: 8.8
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Consequences: Gain Privileges

2. Mozilla Firefox Code Execution Vulnerability (CVE-2024-0755):

  • CVSS: 8.8
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Consequences: Gain Access
Vulnerabilities
Mitigations

The enterprise should deploy this patch as soon as the testing phase is completed.

References