Cisco Firepower Threat Defense Software FTP Module access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Cisco Firepower Threat Defense Software, Umbrella Insights Virtual Appliance, Cyber Vision and UTD SNORT IPS Engine Software. Affected by this issue is some unknown functionality of the component FTP Module. Such manipulation leads to access control. This vulnerability is documented as CVE-2023-20071. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco Firepower Threat Defense Software, Umbrella Insights Virtual Appliance, Cyber Vision and UTD SNORT IPS Engine Software (Firewall Software) (unknown version) and classified as critical. Affected by this issue is an unknown code block of the component FTP Module. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is integrity. CVE summarizes:

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. This vulnerability is due to a flaw in the FTP module of the Snort detection engine. An attacker could exploit this vulnerability by sending crafted FTP traffic through an affected device. A successful exploit could allow the attacker to bypass FTP inspection and deliver a malicious payload.

The weakness was released 11/01/2023 as cisco-sa-snort-ftd-zXYtnjOM. The advisory is shared for download at sec.cloudapps.cisco.com. This vulnerability is handled as CVE-2023-20071 since 10/27/2022. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/01/2023). The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.8
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/27/2022 🔍
11/01/2023 +370 days 🔍
11/01/2023 +0 days 🔍
11/29/2023 +28 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-snort-ftd-zXYtnjOM
Status: Confirmed

CVE: CVE-2023-20071 (🔍)
GCVE (CVE): GCVE-0-2023-20071
GCVE (VulDB): GCVE-100-244256

Entryinfo

Created: 11/01/2023 19:21
Updated: 11/29/2023 16:59
Changes: 11/01/2023 19:21 (49), 11/29/2023 16:59 (1)
Complete: 🔍
Cache ID: 216::103

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