CISA Alert AA22-138A – Threat Actors Exploiting F5 BIG-IP CVE-2022-1388.

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. Learn more about your ad choices. Visit megaphone.fm/adchoices

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Flash cybersecurity advisories from the US Government. These alerts provide timely technical and operational information, indicators of compromise, and mitigations for current major security threats, vulnerabilities, and exploits. These alerts have been edited and adapted for audio by N2K Networks as a public service.