Detections
Analytics
Cisco Firepower System Software Detection Engine DoS (cisco-sa-20181003-fp-smb-snort)
high Nessus Plugin ID 145537
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Synopsis
The remote device is missing a vendor-supplied security patch.Description
According to its self-reported version, Cisco (FTD) Software is affected by a Denial of Service (DoS) vulnerability within the Server Message Block Version 2 (SMBv2) and Version 3 (SMBv3) protocol implementation due to incorrect header validation. An an unauthenticated, remote attacker can cause the device to run low on system memory, possibly preventing the device from forwarding traffic.Please see the included Cisco BIDs and Cisco Security Advisory for more information
Solution
Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvg28189.See Also
Plugin Details
Severity: High
ID: 145537
File Name: cisco-sa-20181003-fp-smb-snort.nasl
Version: 1.4
Type: local
Family: CISCO
Published: 1/28/2021
Updated: 1/29/2021
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.6
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-2018-0455
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/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, cpe:/a:cisco:firepower
Required KB Items: installed_sw/Cisco Firepower Threat Defense
Exploit Ease: No known exploits are available
Patch Publication Date: 10/3/2018
Vulnerability Publication Date: 10/3/2018
Reference Information
CVE: CVE-2018-0455