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Vulnerability Details : CVE-2017-3864

A vulnerability in the DHCP client implementation of Cisco IOS (12.2, 12.4, and 15.0 through 15.6) and Cisco IOS XE (3.3 through 3.7) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability occurs during the parsing of a crafted DHCP packet. An attacker could exploit this vulnerability by sending crafted DHCP packets to an affected device that is configured as a DHCP client. A successful exploit could allow the attacker to cause a reload of an affected device, resulting in a DoS condition. This vulnerability affects Cisco devices that are running a vulnerable release of Cisco IOS or IOS XE Software and using a specific DHCP client configuration. Cisco Bug IDs: CSCuu43892.
Publish Date : 2017-03-22 Last Update Date : 2020-09-04
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- CVSS Scores & Vulnerability Types

CVSS Score
7.8
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 Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
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
CWE ID CWE id is not defined for this vulnerability

- Products Affected By CVE-2017-3864

# Product Type Vendor Product Version Update Edition Language
1 OS Cisco IOS * * * * Version Details Vulnerabilities
2 OS Cisco IOS 12.2 * * * Version Details Vulnerabilities
3 OS Cisco IOS 12.4 * * * Version Details Vulnerabilities
4 OS Cisco Ios Xe * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Cisco IOS 3
Cisco Ios Xe 1

- References For CVE-2017-3864

http://www.securitytracker.com/id/1038103
SECTRACK 1038103
http://www.securityfocus.com/bid/97012
BID 97012 Cisco IOS and IOS XE Software CVE-2017-3864 Denial of Service Vulnerability Release Date:2017-03-23
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170322-dhcpc CONFIRM

- Metasploit Modules Related To CVE-2017-3864

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


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