CVE-2011-3273
Cisco IOS 15.0-15.1 - Denial of Service via IPS or Zone-Based Firewall Session Creation
Title source: llmDescription
Memory leak in Cisco IOS 15.0 through 15.1, when IPS or Zone-Based Firewall (aka ZBFW) is configured, allows remote attackers to cause a denial of service (memory consumption or device crash) via vectors that trigger many session creation flows, aka Bug ID CSCti79848.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d57.shtml
Various Sources x_refsource_confirm
http://tools.cisco.com/security/center/viewAlert.x?alertId=24123
Scores
EPSS
0.0177
EPSS Percentile
75.8%
Details
CWE
CWE-399
Status
published
Products (11)
cisco/ios
15.0
cisco/ios
15.0m
cisco/ios
15.0sg
cisco/ios
15.0xa
cisco/ios
15.0xo
cisco/ios
15.1
cisco/ios
15.1gc
cisco/ios
15.1m
cisco/ios
15.1s
cisco/ios
15.1t
... and 1 more
Published
Oct 03, 2011
Tracked Since
Feb 18, 2026