CVE-2016-6366
Cisco Adaptive Security Appliance (ASA) SNMP Buffer Overflow Vulnerability
- Published
- Aug 18, 2016
- Updated
- Jan 12, 2026
- Assigning CNA
- cisco
- Evidence observed
- Aug 18, 2016
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.8%
- Model date
- Oct 15, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
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.
Sources
modules/auxiliary/admin/networking/cisco_asa_extrabacon.rb
Metasploit Framework modulesDeclared conditions
- verification: check_declared($.auxiliary_admin/networking/cisco_asa_extrabacon.check)
- CVE-2016-6366Exploit
Public repository for improvements to the EXTRABACON exploit
Responsible use
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