Detections
Analytics
Cisco Firepower Threat Defense (FTD) DNS Denial of Service (cisco-sa-asaftd-ipv6-67pA658k)
high Nessus Plugin ID 137662
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Synopsis
The remote device is missing a vendor-supplied security patchDescription
According to its self-reported version, Cisco Firepower Threat Defense (FTD) Software is affected by a denial of service (DoS) vulnerability in IPV6 DNS packet processing component due to insufficient validation of user-supplied input. An unauthenticated, remote attacker can exploit this issue, by sending specially crafted IPV6 DNS packets to an affected device, to cause a denial of service condition.Please see the included Cisco BIDs and Cisco Security Advisory for more information
Solution
Upgrade to the relevant fixed version referenced in Cisco bug IDs CSCvr07419.See Also
Plugin Details
Severity: High
ID: 137662
File Name: cisco-sa-asaftd-ipv6-67pA658k-ftd.nasl
Version: 1.9
Type: local
Family: CISCO
Published: 6/19/2020
Updated: 3/31/2023
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 5
Temporal Score: 3.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS Score Source: CVE-2020-3191
CVSS v3
Risk Factor: High
Base Score: 8.6
Temporal Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/a:cisco:firepower_threat_defense
Required KB Items: installed_sw/Cisco Firepower Threat Defense
Exploit Ease: No known exploits are available
Patch Publication Date: 5/6/2020
Vulnerability Publication Date: 5/6/2020
Reference Information
CVE: CVE-2020-3191