Vulnerability CVE-2007-4430
Published: 2007-08-20   Modified: 2012-02-12

Description:
Unspecified vulnerability in Cisco IOS 12.0 through 12.4 allows context-dependent attackers to cause a denial of service (device restart and BGP routing table rebuild) via certain regular expressions in a "show ip bgp regexp" command. NOTE: unauthenticated remote attacks are possible in environments with anonymous telnet and Looking Glass access.

Type:

CWE-noinfo

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Cisco -> CLI 
Cisco -> CBOS 
Cisco -> IDS 
Cisco -> IOS 
Cisco -> Ios xr 

 References:
https://puck.nether.net/pipermail/cisco-nsp/2007-August/043010.html
https://puck.nether.net/pipermail/cisco-nsp/2007-August/043002.html
http://www.vupen.com/english/advisories/2007/3136
http://www.securitytracker.com/id?1018685
http://www.securityfocus.com/bid/25352
http://www.heise-security.co.uk/news/94526/
http://www.cisco.com/en/US/products/products_security_response09186a00808bb91c.html
http://secunia.com/advisories/26798
http://forum.cisco.com/eforum/servlet/NetProf?page=netprof&forum=Network%20Infrastructure&topic=WAN%2C%20Routing%20and%20Switching&CommCmd=MB%3Fcmd%3Ddisplay_location%26location%3D.1ddf7bc9
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