# CVE-2016-6366

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.

- Page: https://www.vulneraibility.com/cve/CVE-2016-6366
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2022-05-24; CISA due date 2022-06-14
- EPSS: 87.56% (percentile 99.8)
- Public exploit code: 1 on Exploit-DB · 1 Metasploit module · 1 GitHub proof of concept (first 2016-08-18)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2024-11-08)
- Weakness: CWE-120
- Published: 2016-08-18

## Affected

- cisco:pix_firewall_software
- cisco:adaptive_security_appliance_software
- cisco:asa_1000v_cloud_firewall_software

## References

- [other] http://www.securityfocus.com/bid/92521
- [other] https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/40258.zip
- [other] http://blogs.cisco.com/security/shadow-brokers
- [advisory] http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817-asa-snmp
- [other] http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-56516
- [other] https://zerosum0x0.blogspot.com/2016/09/reverse-engineering-cisco-asa-for.html
- [exploit] https://www.exploit-db.com/exploits/40258/
- [other] http://www.securitytracker.com/id/1036637
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-6366

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.