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Vulnerability Details : CVE-2007-4430

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.
Publish Date : 2007-08-20 Last Update Date : 2011-05-18
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service

- Products Affected By CVE-2007-4430

# Product Type Vendor Product Version Update Edition Language
1 OS Cisco Cbos * * * * Version Details Vulnerabilities
2 OS Cisco Cbos 12.1 * * * Version Details Vulnerabilities
3 OS Cisco Cbos 12.2 * * * Version Details Vulnerabilities
4 Application Cisco CLI * * * * Version Details Vulnerabilities
5 OS Cisco IDS * * * * Version Details Vulnerabilities
6 OS Cisco IOS 10.0 * * * Version Details Vulnerabilities
7 OS Cisco IOS 10.3 * * * Version Details Vulnerabilities
8 OS Cisco IOS 11.0 * * * Version Details Vulnerabilities
9 OS Cisco IOS 11.1 * * * Version Details Vulnerabilities
10 OS Cisco IOS 11.2 * * * Version Details Vulnerabilities
11 OS Cisco IOS 12.0 * * * Version Details Vulnerabilities
12 OS Cisco IOS 12.1 * * * Version Details Vulnerabilities
13 OS Cisco IOS 12.2 * * * Version Details Vulnerabilities
14 OS Cisco IOS 12.3 * * * Version Details Vulnerabilities
15 OS Cisco IOS 12.4 * * * Version Details Vulnerabilities
16 OS Cisco Ios Xr * * * * Version Details Vulnerabilities
17 OS Cisco Ios Xr 2.0 * * * Version Details Vulnerabilities
18 OS Cisco Ios Xr 3.0 * * * Version Details Vulnerabilities
19 OS Cisco Ios Xr 3.1 * * * Version Details Vulnerabilities
20 OS Cisco Ios Xr 3.2 * * * Version Details Vulnerabilities
21 OS Cisco Ios Xr 3.3 * * * Version Details Vulnerabilities
22 OS Cisco Ios Xr 3.4 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Cisco Cbos 3
Cisco CLI 1
Cisco IDS 1
Cisco IOS 10
Cisco Ios Xr 7

- References For CVE-2007-4430
SECTRACK 1018685
CISCO 20070912 Cisco IOS Reload on Regular Expression Processing
MLIST [cisco-nsp] 20070817 Heads up: "sh ip bgp regexp" crashing router
BID 25352 Cisco IOS Show IP BGP Regexp Remote Denial of Service Vulnerability Release Date:2007-09-18
MLIST [cisco-nsp] 20070817 About the posting entitled "Heads up: "sh ip bgp regexp" crashing router"
VUPEN ADV-2007-3136

- Metasploit Modules Related To CVE-2007-4430

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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