CVE-2011-3273

Severity

78%

Complexity

99%

Confidentiality

115%

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.

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.

CVSS 2.0 Base Score 7.8. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:C).

Overview

Type

Cisco IOS

First reported 13 years ago

2011-10-03 23:55:00

Last updated 12 years ago

2012-05-14 04:00:00

Affected Software

Cisco IOS 15.0

15.0

Cisco IOS 15.0M

15.0m

Cisco IOS 15.0SG

15.0sg

Cisco IOS 15.0XA

15.0xa

Cisco IOS 15.0XO

15.0xo

Cisco IOS 15.1

15.1

Cisco IOS 15.1GC

15.1gc

Cisco IOS 15.1M

15.1m

Cisco IOS 15.1S

15.1s

Cisco IOS 15.1T

15.1t

Cisco IOS 15.1XB

15.1xb

References

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

20110928 Cisco IOS Software IPS and Zone-Based Firewall Vulnerabilities

Vendor Advisory

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