Cisco FireSIGHT System Software Detection Engine protection mechanism

CVSS Meta Temp Score
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CTI Interest Score
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8.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Cisco FireSIGHT System Software. Affected is an unknown function of the component Detection Engine. The manipulation leads to protection mechanism. This vulnerability is referenced as CVE-2018-0383. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco FireSIGHT System Software (version now known) and classified as critical. This issue affects some unknown processing of the component Detection Engine. The manipulation with an unknown input leads to a protection mechanism vulnerability. Using CWE to declare the problem leads to CWE-693. The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the detection engine of Cisco FireSIGHT System Software could allow an unauthenticated, remote attacker to bypass a file policy that is configured to block the transfer of files to an affected system via FTP. The vulnerability exists because the affected software incorrectly handles FTP control connections. An attacker could exploit this vulnerability by sending a maliciously crafted FTP connection to transfer a file to an affected device. A successful exploit could allow the attacker to bypass a file policy that is configured to apply the Block upload with reset action to FTP traffic. Cisco Bug IDs: CSCvh70130.

The bug was discovered 07/11/2018. The weakness was published 07/16/2018 with Cisco as cisco-sa-20180711-firesight-fi as confirmed advisory (Website). The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2018-0383 since 11/27/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 111211 (Cisco Firepower and FireSIGHT Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (111211) and SecurityFocus (BID 104726†). Similar entries are available at VDB-121504, VDB-121506 and VDB-121507. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔍

CNA Base Score: 8.6
CNA Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Protection mechanism
CWE: CWE-693
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 111211
Nessus Name: Cisco Firepower and FireSIGHT Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/27/2017 🔍
07/11/2018 +226 days 🔍
07/11/2018 +0 days 🔍
07/11/2018 +0 days 🔍
07/16/2018 +4 days 🔍
07/16/2018 +0 days 🔍
07/16/2018 +0 days 🔍
07/20/2018 +4 days 🔍
11/26/2024 +2321 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20180711-firesight-fi
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-0383 (🔍)
GCVE (CVE): GCVE-0-2018-0383
GCVE (VulDB): GCVE-100-121505
SecurityFocus: 104726 - Cisco FireSIGHT System Software CVE-2018-0383 Remote Security Bypass Vulnerability
SecurityTracker: 1041283

See also: 🔍

Entryinfo

Created: 07/16/2018 22:39
Updated: 11/26/2024 21:54
Changes: 07/16/2018 22:39 (51), 03/05/2020 13:21 (13), 04/09/2023 10:24 (3), 11/26/2024 21:00 (26), 11/26/2024 21:54 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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