CVE-2022-20730 - CVE House
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Status published Medium CVE-2022-20730

Cisco Firepower Threat Defense Software Security Intelligence DNS Feed Bypass Vulnerability

Vulnerability Description

A vulnerability in the Security Intelligence feed feature of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass the Security Intelligence DNS feed. This vulnerability is due to incorrect feed update processing. An attacker could exploit this vulnerability by sending traffic through an affected device that should be blocked by the affected device. A successful exploit could allow the attacker to bypass device controls and successfully send traffic to devices that are expected to be protected by the affected device.

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
Vulnerable Versions:
Unknown

Timeline

Official Publish: May 3rd, 2022
Last Modified: November 6th, 2024
Added to House: July 21st, 2026

CVSS Vectors

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

Weaknesses (CWE)

CWE-241

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.