A vulnerability in TCP processing in Cisco FirePOWER system software could allow an unauthenticated, remote attacker to download files that…

published 2016-12-14 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-10021

cvss: 4.3; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits: 0; none known

A 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.

Exploit prediction

1.18% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	4.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

n/a Cisco FirePOWER

Classification

Weakness

CWE-254 7PK - Security Features

References

tools.cisco.com /security/center/content/CiscoSecurityAdvisory/cisco-sa-20161207-fpwr
vendor-advisory
securityfocus.com /bid/94817
vdb-entry, third-party-advisory

Sources

CVE List CVE-2016-9209
NVD CVE-2016-9209

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Summary