CVE-2012-4643

Published Oct 29, 2012

Last updated a year ago

Overview

Description
The DHCP server on Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module (ASASM) in Cisco Catalyst 6500 series devices, with software 7.0 before 7.2(5.8), 7.1 before 7.2(5.8), 7.2 before 7.2(5.8), 8.0 before 8.0(5.28), 8.1 before 8.1(2.56), 8.2 before 8.2(5.27), 8.3 before 8.3(2.31), 8.4 before 8.4(3.10), 8.5 before 8.5(1.9), and 8.6 before 8.6(1.5) does not properly allocate memory for DHCP packets, which allows remote attackers to cause a denial of service (device reload) via a series of crafted IPv4 packets, aka Bug ID CSCtw84068.
Source
ykramarz@cisco.com
NVD status
Modified

Risk scores

CVSS 2.0

Type
Primary
Base score
7.1
Impact score
6.9
Exploitability score
8.6
Vector string
AV:N/AC:M/Au:N/C:N/I:N/A:C

Weaknesses

nvd@nist.gov
CWE-399

Social media

Hype score
Not currently trending

Configurations