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Vulnerability Details : CVE-2013-2494

libdns in ISC DHCP 4.2.x before 4.2.5-P1 allows remote name servers to cause a denial of service (memory consumption) via vectors involving a regular expression, as demonstrated by a memory-exhaustion attack against a machine running a dhcpd process, a related issue to CVE-2013-2266.
Publish Date : 2013-03-28 Last Update Date : 2013-03-29
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- CVSS Scores & Vulnerability Types

CVSS Score
4.9
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 High (Specialized access conditions exist. It is hard to exploit and several special conditions must be satisfied to exploit)
Authentication Single system (The vulnerability requires an attacker to be logged into the system (such as at a command line or via a desktop session or web interface).)
Gained Access None
Vulnerability Type(s) Denial Of ServiceOverflow
CWE ID 119

- Products Affected By CVE-2013-2494

# Product Type Vendor Product Version Update Edition Language
1 Application ISC Dhcp 4.2.0 P1 Version Details Vulnerabilities
2 Application ISC Dhcp 4.2.0 B2 Version Details Vulnerabilities
3 Application ISC Dhcp 4.2.0 A2 Version Details Vulnerabilities
4 Application ISC Dhcp 4.2.0 RC1 Version Details Vulnerabilities
5 Application ISC Dhcp 4.2.0 Version Details Vulnerabilities
6 Application ISC Dhcp 4.2.0 A1 Version Details Vulnerabilities
7 Application ISC Dhcp 4.2.0 B1 Version Details Vulnerabilities
8 Application ISC Dhcp 4.2.1 Version Details Vulnerabilities
9 Application ISC Dhcp 4.2.1 B1 Version Details Vulnerabilities
10 Application ISC Dhcp 4.2.1 RC1 Version Details Vulnerabilities
11 Application ISC Dhcp 4.2.2 Version Details Vulnerabilities
12 Application ISC Dhcp 4.2.2 RC1 Version Details Vulnerabilities
13 Application ISC Dhcp 4.2.2 B1 Version Details Vulnerabilities
14 Application ISC Dhcp 4.2.3 P2 Version Details Vulnerabilities
15 Application ISC Dhcp 4.2.3 P1 Version Details Vulnerabilities
16 Application ISC Dhcp 4.2.3 Version Details Vulnerabilities
17 Application ISC Dhcp 4.2.4 P1 Version Details Vulnerabilities
18 Application ISC Dhcp 4.2.4 Version Details Vulnerabilities
19 Application ISC Dhcp 4.2.5 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
ISC Dhcp 19

- References For CVE-2013-2494

https://kb.isc.org/article/AA-00880/ CONFIRM

- Metasploit Modules Related To CVE-2013-2494

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


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