CVE-2011-3273

Published: Oct 3, 2011Modified: Apr 29, 2026

7.8

Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability: 10.0 / Impact: 6.9

Source: NVD

Description

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.

Affected (11)

Products: Cisco: Ios

Cisco

1 product

Ios

Configuration A

11 vulnerable

Vulnerable Software	Affected Versions
Cisco Ios	Version 15.0
Cisco Ios	Version 15.0m
Cisco Ios	Version 15.0sg
Cisco Ios	Version 15.0xa
Cisco Ios	Version 15.0xo
Cisco Ios	Version 15.1
Cisco Ios	Version 15.1gc
Cisco Ios	Version 15.1m
Cisco Ios	Version 15.1s
Cisco Ios	Version 15.1t
Cisco Ios	Version 15.1xb

Related CWEs

CWE-399

References (4)

http://tools.cisco.com/security/center/viewAlert.x?alertId=24123

Source: psirt@cisco.com

http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d57.shtml

Source: psirt@cisco.com

Vendor Advisory

http://tools.cisco.com/security/center/viewAlert.x?alertId=24123

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d57.shtml

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.