Cisco Firepower Threat Defense Software Security Intelligence DNS Feed Bypass Vulnerability (Cisco Cisco Firepower Threat Defense Software)

CVE-2022-20730
MEDIUM 4.0

At a glance

Source
NVD
EPSS
EPSS 0.99 % · percentile 62 ()
State
PUBLISHED
Published
Updated
Assigner
cisco
NVD status
Modified

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.

Weaknesses (CWE)

  • CWE-241 — Improper Handling of Unexpected Data Type

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 4.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:Ncisco
CVSS 3.1MEDIUM 4.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:NNVD · psirt@cisco.com (Secondary)
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NNVD · nvd@nist.gov (Primary)
CVSS 2.0MEDIUM 5.0AV:N/AC:L/Au:N/C:N/I:P/A:NNVD · nvd@nist.gov (Primary)

European references

Affected configurations (NVD CPE)

Affected products

ProductVersions
Cisco · Cisco Firepower Threat Defense Softwareaffected n/a

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD