CVEvulnerability

CVE-2012-4643

7.1 HIGH Published 2012-10-29 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2012-10-29
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.1 HIGH — AV:N/AC:M/Au:N/C:N/I:N/A:C
Weaknesses
CWE-399

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.

Affected configurations

• cisco adaptive security appliance software 7.0 • cisco adaptive security appliance software 7.0\(0\) • cisco adaptive security appliance software 7.0\(1\) • cisco adaptive security appliance software 7.0\(2\) • cisco adaptive security appliance software 7.0\(4\) • cisco adaptive security appliance software 7.0\(5\) • cisco adaptive security appliance software 7.0\(5.2\) • cisco adaptive security appliance software 7.1 • cisco adaptive security appliance software 7.1\(2\) • cisco adaptive security appliance software 7.1\(2.5\) • cisco adaptive security appliance software 7.1\(2.27\) • cisco adaptive security appliance software 7.1\(2.48\) • cisco adaptive security appliance software 7.1\(2.49\) • cisco adaptive security appliance software 7.1\(5\) • cisco adaptive security appliance software 7.2 • cisco adaptive security appliance software 7.2\(1\) • cisco adaptive security appliance software 7.2\(1.22\) • cisco adaptive security appliance software 7.2\(2\) • cisco adaptive security appliance software 7.2\(2.5\) • cisco adaptive security appliance software 7.2\(2.7\) • cisco adaptive security appliance software 7.2\(2.8\) • cisco adaptive security appliance software 7.2\(2.10\) • cisco adaptive security appliance software 7.2\(2.14\) • cisco adaptive security appliance software 7.2\(2.15\) • cisco adaptive security appliance software 7.2\(2.16\) • cisco adaptive security appliance software 7.2\(2.17\) • cisco adaptive security appliance software 7.2\(2.18\) • cisco adaptive security appliance software 7.2\(2.19\) • cisco adaptive security appliance software 7.2\(2.48\) • cisco adaptive security appliance software 7.2\(3\) • cisco adaptive security appliance software 7.2\(4\) • cisco adaptive security appliance software 7.2\(5\) • cisco adaptive security appliance software 8.0 • cisco adaptive security appliance software 8.0\(2\) • cisco adaptive security appliance software 8.0\(3\) • cisco adaptive security appliance software 8.0\(4\) • cisco adaptive security appliance software 8.0\(5\) • cisco adaptive security appliance software 8.1 • cisco adaptive security appliance software 8.2 • cisco adaptive security appliance software 8.2\(1\) • cisco adaptive security appliance software 8.2\(2\) • cisco adaptive security appliance software 8.2\(3\) • cisco adaptive security appliance software 8.2\(3.9\) • cisco adaptive security appliance software 8.2\(4\) • cisco adaptive security appliance software 8.2\(4.1\) • cisco adaptive security appliance software 8.2\(4.4\) • cisco adaptive security appliance software 8.2\(5\) • cisco adaptive security appliance software 8.3\(1\) • cisco adaptive security appliance software 8.3\(2\) • cisco adaptive security appliance software 8.4 • cisco adaptive security appliance software 8.4\(1\) • cisco adaptive security appliance software 8.4\(1.11\) • cisco adaptive security appliance software 8.4\(2\) • cisco adaptive security appliance software 8.4\(2.11\) • cisco adaptive security appliance software 8.5 • cisco adaptive security appliance software 8.5\(1\) • cisco adaptive security appliance software 8.5\(1.4\) • cisco adaptive security appliance software 8.6 • cisco adaptive security appliance software 8.6\(1\) • cisco 5500 series adaptive security appliance … and 9 more

Related

Weakness · not in database (1)

References