CISA and the Multi-State Information Sharing & Analysis Center (MS-ISAC), are releasing this joint Cybersecurity Advisory in response to active exploitation of CVE-2022-1388. This vulnerability is a critical iControl REST authentication bypass vulnerability affecting multiple versions of F5 Networks BIG-IP.
AA22-138A Alert, Technical Details, and Mitigations
F5 Security Advisory K23605346 and indicators of compromise
F5 guidance K11438344 for remediating a compromise
Emerging Threats suricata signatures
Palo Alto Networks Unit 42 Threat Brief: CVE-2022-1388. This brief includes indicators of compromise.
Cisco Talos Intelligence Group - Comprehensive Threat Intelligence: Threat Advisory: Critical F5 BIG-IP Vulnerability. This blog includes indicators of compromise. Note: due to the urgency to share this information, CISA and MS-ISAC have not yet validated this content.
Randori’s bash script. This script can be used to identify vulnerable instances of BIG-IP. Note: MS-ISAC has verified this bash script identifies vulnerable instances of BIG-IP.
All organizations should report incidents and anomalous activity to CISA’s 24/7 Operations Center at central@cisa.dhs.gov or (888) 282-0870 and to the FBI via your local FBI field office or the FBI’s 24/7 CyWatch at (855) 292-3937 or CyWatch@fbi.gov.
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