Cisco ASA DHCPv6 Relay DoS (CSCun45520)

Medium Nessus Plugin ID 74036

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

According to its banner, the version of the remote Cisco ASA device is affected by a denial of service vulnerability due to improper validation of packets when the IPv6 for DHCP (DHCPv6) relay feature is enabled. An unauthenticated attacker on an adjacent network could cause a denial of service by sending a specially crafted DHCP packet.

Solution

Apply the relevant patch referenced in Cisco Bug Id CSCun45520.

See Also

http://www.nessus.org/u?eb540273

http://www.nessus.org/u?eb540273

Plugin Details

Severity: Medium

ID: 74036

File Name: cisco-sn-CSCun45520-asa.nasl

Version: 1.9

Type: local

Family: CISCO

Published: 2014/05/16

Updated: 2018/11/15

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.1

Temporal Score: 4.5

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: cpe:/a:cisco:adaptive_security_appliance_software

Required KB Items: Host/Cisco/ASA, Host/Cisco/ASA/model

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2014/04/24

Vulnerability Publication Date: 2014/04/28

Reference Information

CVE: CVE-2014-2182

BID: 67100

CISCO-BUG-ID: CSCun45520