AEGLIX vulnerability intelligence
CVE-2016-6366
HIGH · CVSS 8.8 · Analyzed
Published: 2016-08-18 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 8.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-120
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Cisco · Adaptive Security Appliance (ASA)
- Added to catalog
- 2022-05-24
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-06-14
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:cisco:pix_firewall_software:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
From (inclusive): 7.2.1
Before (exclusive): 9.0.4.40
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
From (inclusive): 9.1.1
Before (exclusive): 9.1.7\(9\)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
From (inclusive): 9.2.0
Before (exclusive): 9.2.4\(14\)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
From (inclusive): 9.3.0
Before (exclusive): 9.3.3\(10\)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
From (inclusive): 9.4.0.115
Before (exclusive): 9.4.3\(8\)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
From (inclusive): 9.5.0
Through (inclusive): 9.5\(3\)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
From (inclusive): 9.6.0
Before (exclusive): 9.6.1\(11\)
cpe:2.3:o:cisco:asa_1000v_cloud_firewall_software:8.7.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asa_1000v_cloud_firewall_software:8.7.1.1:*:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://blogs.cisco.com/security/shadow-brokers
Exploit · Press/Media Coverage · Vendor Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817-asa-snmp
Vendor Advisory
- http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-56516
Vendor Advisory
- http://www.securityfocus.com/bid/92521
Broken Link · Not Applicable · Third Party Advisory · VDB Entry
- http://www.securitytracker.com/id/1036637
Broken Link · Third Party Advisory · VDB Entry
- https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/40258.zip
Broken Link · Exploit
- https://www.exploit-db.com/exploits/40258/
Third Party Advisory · VDB Entry
- https://zerosum0x0.blogspot.com/2016/09/reverse-engineering-cisco-asa-for.html
Exploit · Technical Description
- http://blogs.cisco.com/security/shadow-brokers
Exploit · Press/Media Coverage · Vendor Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817-asa-snmp
Vendor Advisory
- http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-56516
Vendor Advisory
- http://www.securityfocus.com/bid/92521
Broken Link · Not Applicable · Third Party Advisory · VDB Entry
- http://www.securitytracker.com/id/1036637
Broken Link · Third Party Advisory · VDB Entry
- https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/40258.zip
Broken Link · Exploit
- https://www.exploit-db.com/exploits/40258/
Third Party Advisory · VDB Entry
- https://zerosum0x0.blogspot.com/2016/09/reverse-engineering-cisco-asa-for.html
Exploit · Technical Description
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-6366
US Government Resource