CVE-2011-4006

Published: May 2, 2012Modified: 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

The ESMTP inspection feature on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.2 through 8.5 allows remote attackers to cause a denial of service (CPU consumption) via an unspecified closing sequence, aka Bug ID CSCtt32565.

Affected (26)

Products: Cisco: Adaptive Security Appliance Software, 5500 Series Adaptive Security Appliance

Cisco

2 products

Adaptive Security Appliance Software

5500 Series Adaptive Security Appliance

Configuration A

26 vulnerable

Vulnerable Software	Affected Versions
Cisco Adaptive Security Appliance Software	Version 8.2.1
Cisco Adaptive Security Appliance Software	Version 8.2.2
Cisco Adaptive Security Appliance Software	Version 8.2.2 interim
Cisco Adaptive Security Appliance Software	Version 8.2.3
Cisco Adaptive Security Appliance Software	Version 8.2(1)
Cisco Adaptive Security Appliance Software	Version 8.2(2)
Cisco Adaptive Security Appliance Software	Version 8.2(3.9)
Cisco Adaptive Security Appliance Software	Version 8.2(3)
Cisco Adaptive Security Appliance Software	Version 8.2(4.1)
Cisco Adaptive Security Appliance Software	Version 8.2(4.4)
Cisco Adaptive Security Appliance Software	Version 8.2(4)
Cisco Adaptive Security Appliance Software	Version 8.2(5)
Cisco Adaptive Security Appliance Software	Version 8.3.1
Cisco Adaptive Security Appliance Software	Version 8.3.1 interim
Cisco Adaptive Security Appliance Software	Version 8.3.2
Cisco Adaptive Security Appliance Software	Version 8.3(1)
Cisco Adaptive Security Appliance Software	Version 8.3(2)
Cisco Adaptive Security Appliance Software	Version 8.4
Cisco Adaptive Security Appliance Software	Version 8.4(1.11)
Cisco Adaptive Security Appliance Software	Version 8.4(1)
Cisco Adaptive Security Appliance Software	Version 8.4(2.11)
Cisco Adaptive Security Appliance Software	Version 8.4(2)
Cisco Adaptive Security Appliance Software	Version 8.5
Cisco Adaptive Security Appliance Software	Version 8.5(1.4)
Cisco Adaptive Security Appliance Software	Version 8.5(1)
Cisco 5500 Series Adaptive Security Appliance	All versions

Related CWEs

CWE-20

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (4)

http://www.cisco.com/web/software/283878312/88166/ASA-851-Interim-Release-Notes.html

Source: psirt@cisco.com

http://www.securitytracker.com/id?1027008

Source: psirt@cisco.com

http://www.cisco.com/web/software/283878312/88166/ASA-851-Interim-Release-Notes.html

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

http://www.securitytracker.com/id?1027008

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

Timeline

No history available yet.