CVE-2016-6366 on CISA KEV

Buffer overflow in Cisco Adaptive Security Appliance (ASA) Software through 9.4.2.3 on ASA 5500, ASA 5500-X, ASA Services Module, ASA 1000V, ASAv, Firepower 9300 ASA Security Module, PIX, and FWSM devices allows remote authenticated users to execute arbitrary code via crafted IPv

01What CISA says about this vulnerability

Buffer overflow in Cisco Adaptive Security Appliance (ASA) Software through 9.4.2.3 on ASA 5500, ASA 5500-X, ASA Services Module, ASA 1000V, ASAv, Firepower 9300 ASA Security Module, PIX, and FWSM devices allows remote authenticated users to execute arbitrary code via crafted IPv4 SNMP packets, aka Bug ID CSCva92151 or EXTRABACON.

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• www.securityfocus.com — http://www.securityfocus.com/bid/92521
• github.com — https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sp…
• blogs.cisco.com — http://blogs.cisco.com/security/shadow-brokers
• tools.cisco.com — http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20…
• tools.cisco.com — http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-56516
• zerosum0x0.blogspot.com — https://zerosum0x0.blogspot.com/2016/09/reverse-engineering-cisco-asa-for.html
• www.exploit-db.com — https://www.exploit-db.com/exploits/40258/
• www.securitytracker.com — http://www.securitytracker.com/id/1036637

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
n	a / n/a	n/a

06Detection

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