Vulnerability CVE-2013-5543
Published: 2013-10-31   Modified: 2013-11-01

Description:
Cisco IOS XE 3.4 before 3.4.2S and 3.5 before 3.5.1S on 1000 ASR devices allows remote attackers to cause a denial of service (device reload) via malformed ICMP error packets associated with a (1) TCP or (2) UDP session that is under inspection by the Zone-Based Firewall (ZBFW) component, aka Bug ID CSCtt26470.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Cisco -> Asr 1001 router 
Cisco -> Asr 1002-x router 
Cisco -> Asr 1002 router 
Cisco -> Asr 1004 router 
Cisco -> Asr 1006 router 
Cisco -> Asr 1023 router 
Cisco -> Ios xe 

 References:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131030-asr1000
Copyright 2024, cxsecurity.com

 

Back to Top