CVE-2023-20071 - CVE House
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Status published Medium CVE-2023-20071

Multiple Cisco products are affected by a vulnerability in the...

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Cisco Firepower Threat Defense Software, Cisco Umbrella Insights Virtual Appliance, Cisco Cyber Vision, Cisco UTD SNORT IPS Engine Software
Vulnerable Versions:
6.2.3, 6.2.3.1, 6.2.3.2, 6.2.3.3, 6.2.3.4, 6.2.3.5, 6.2.3.6, 6.2.3.7, 6.2.3.8, 6.2.3.10, 6.2.3.11, 6.2.3.9, 6.2.3.12, 6.2.3.13, 6.2.3.14, 6.2.3.15, 6.2.3.16, 6.2.3.17, 6.2.3.18, 6.6.0, 6.6.0.1, 6.6.1, 6.6.3, 6.6.4, 6.6.5, 6.6.5.1, 6.6.5.2, 6.6.7, 6.6.7.1, 6.4.0, 6.4.0.1, 6.4.0.3, 6.4.0.2, 6.4.0.4, 6.4.0.5, 6.4.0.6, 6.4.0.7, 6.4.0.8, 6.4.0.9, 6.4.0.10, 6.4.0.11, 6.4.0.12, 6.4.0.13, 6.4.0.14, 6.4.0.15, 6.4.0.16, 6.7.0, 6.7.0.1, 6.7.0.2, 6.7.0.3, 7.0.0, 7.0.0.1, 7.0.1, 7.0.1.1, 7.0.2, 7.0.2.1, 7.0.3, 7.0.4, 7.0.5, 7.1.0, 7.1.0.1, 7.1.0.2, 7.1.0.3, 7.2.0, 7.2.0.1, 7.2.1, 7.2.2, 7.2.3, 7.3.0, 7.3.1, 7.3.1.1, 3.0.4, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.5, 3.0.6, 3.1.0, 3.1.2, 3.1.1, 3.2.3, 3.2.1, 3.2.4, 3.2.0, 3.2.2, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.1.0, 4.1.1, 4.1.2, 16.12.1a, 16.12.2, 16.12.3, 16.12.4, 16.12.5, 16.12.6, 16.12.7, 16.12.8, 16.6.1, 16.6.5, 16.6.6, 16.6.7a, 16.6.9, 16.6.10, 17.1.1, 17.2.1r, 17.3.1a, 17.3.2, 17.3.3, 17.3.4a, 17.3.6, 17.3.5, 17.3.7, 3.17.0S, 3.17.1S, 17.4.1a, 17.4.2, 17.4.1b, 17.5.1a, 17.6.1a, 17.6.2, 17.6.3a, 17.6.4, 17.6.5, 17.7.1a, 17.7.2, 17.10.1a, 17.9.1a, 17.9.2a, 17.9.3a, 17.8.1a, Fuji-16.9.2, Fuji-16.9.4, Fuji-16.9.6, Fuji-16.9.3, Fuji-16.9.7, Fuji-16.9.8, Fuji-16.9.5, Denali-16.3.3, Denali-16.3.9, Denali-16.3.7, Denali-16.3.5, Denali-16.3.4, Everest-16.6.3, Everest-16.6.4, Everest-16.6.2

Timeline

Official Publish: November 1st, 2023
Last Modified: August 2nd, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

Weaknesses (CWE)

CWE-1039

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.