Risk Letters

Exploited vulnerability

CVE-2023-46747

TLP:CLEAR

F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability

F5 BIG-IP Configuration utility contains an authentication bypass using an alternate path or channel vulnerability due to undisclosed requests that may allow an unauthenticated attacker with network access to the BIG-IP system through the management port and/or self IP addresses to execute system commands. This vulnerability can be used in conjunction with CVE-2023-46748.

Facts

  • Vendor: F5
  • Product: BIG-IP Configuration Utility
  • CVSS: 9.8
  • EPSS (probability of exploitation within 30 days): 96.7 %
  • On CISA's Known Exploited Vulnerabilities list since: 31 October 2023
  • First known exploitation: 31 October 2023
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 21 November 2023
  • Weakness: CWE-288
  • First seen by Risk Letters: 31 October 2023

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD