CVE-2016-9209

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Summary

CVECVE-2016-9209
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-12-14 00:59:30 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionA vulnerability in TCP processing in Cisco FirePOWER system software could allow an unauthenticated, remote attacker to download files that would normally be blocked. Affected Products: The following Cisco products are vulnerable: Adaptive Security Appliance (ASA) 5500-X Series with FirePOWER Services, Advanced Malware Protection (AMP) for Networks - 7000 Series Appliances, Advanced Malware Protection (AMP) for Networks - 8000 Series Appliances, FirePOWER 7000 Series Appliances, FirePOWER 8000 Series Appliances, FirePOWER Threat Defense for Integrated Services Routers (ISRs), Next Generation Intrusion Prevention System (NGIPS) for Blue Coat X-Series, Sourcefire 3D System Appliances, Virtual Next-Generation Intrusion Prevention System (NGIPSv) for VMware. More Information: CSCvb20102. Known Affected Releases: 2.9.7.10.

Risk And Classification

Primary CVSS: v3.0 4.3 MEDIUM from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

EPSS: 0.005160000 probability, percentile 0.667780000 (date 2026-05-11)

Problem Types: CWE-254 | unspecified

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary4.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
2.0[email protected]Primary4.3AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:M/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cisco Firepower Services For Adaptive Security Appliance 5.3.0 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.0 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.1 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.1.1 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.1.2 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.1.3 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.1.4 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.1.5 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.1.6 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 5.4.1.7 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 6.0.0 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 6.0.1 All All All
Application Cisco Firepower Services For Adaptive Security Appliance 6.1.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Cisco FirePOWER affected Cisco FirePOWER Not specified

References

ReferenceSourceLinkTags
Multiple Cisco Products CVE-2016-9209 Security Bypass Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Cisco FirePOWER Malware Protection Bypass Vulnerability af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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