Mozilla FireFox Security Updates – 30 August 2023

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Mozilla has released an updated Firefox version 117, and Firefox ESR versions 102.15, 115.2 to fix multiple vulnerabilities.

The addressed vulnerabilities could allow the remote attacker to execute arbitrary code, obtain sensitive information, perform a denial of service attack, bypass security restrictions, or gain access to the affected system by persuading the victim to visit a specially crafted website.

Sample of the addressed vulnerabilities:

1. Mozilla Firefox Buffer Overflow Vulnerability (CVE-2023-4582):

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

2. Mozilla Firefox Denial of Service Vulnerability (CVE-2023-4574):

  • CVSS: 6.5
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Consequences: Denial of Service
Vulnerabilities
  • CVE-2023-4573
  • CVE-2023-4574
  • CVE-2023-4575
  • CVE-2023-4576
  • CVE-2023-4577
  • CVE-2023-4578
  • CVE-2023-4579
  • CVE-2023-4580
  • CVE-2023-4581
  • CVE-2023-4582
  • CVE-2023-4583
  • CVE-2023-4584
  • CVE-2023-4585
  • CVE-2023-4051
  • CVE-2023-4053
Mitigations

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

References