CVE-2014-2146: The Zone-Based Firewall (ZBFW) functionality in Cisco IOS, possibly 15.4 and earlier, and IOS XE, possibly 3.13 and earlier, mishandles zone checking for…

PriorityP335medium6.5CVSS 3.0

AVNACLPRNUIRSUCHINAN

EPSS

1.26%

66.4th percentile

The Zone-Based Firewall (ZBFW) functionality in Cisco IOS, possibly 15.4 and earlier, and IOS XE, possibly 3.13 and earlier, mishandles zone checking for existing sessions, which allows remote attackers to bypass intended resource-access restrictions via spoofed traffic that matches one of these sessions, aka Bug IDs CSCun94946 and CSCun96847.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
cisco	ios	<= 15.4\(1\)t1	—
cisco	ios_xe	<= 15.4\(3\)s	—

CVSS provenance

nvdv3.06.5MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N

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