How severe is CVE-2024-20431?

CVE-2024-20431 has a CVSS 3.x base score of 5.8, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2024-20431 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-20431?

CVE-2024-20431 primarily affects Cisco Firepower Threat Defense. In total, 32 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-20431?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-20431 have an EU (EUVD) identifier?

Yes. CVE-2024-20431 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18146.

When was CVE-2024-20431 published?

CVE-2024-20431 was published on 2024-10-23 and last updated on 2026-06-17.

CVE-2024-20431

CVE-2024-20431 is a medium-severity vulnerability in Cisco Firepower Threat Defense with a CVSS 3.x base score of 5.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-229.

Key facts

Severity: Medium (CVSS 3.x base score 5.8)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-18146
Weakness: CWE-229
Affected product: Cisco Firepower Threat Defense
Published: 2024-10-23
Last modified: 2026-06-17

Description

A vulnerability in the geolocation access control feature of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass an access control policy. This vulnerability is due to improper assignment of geolocation data. An attacker could exploit this vulnerability by sending traffic through an affected device. A successful exploit could allow the attacker to bypass a geolocation-based access control policy and successfully send traffic to a protected device.

Frequently asked questions

What is CVE-2024-20431?: A vulnerability in the geolocation access control feature of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass an access control policy. This vulnerability is due to improper assignment of geolocation data. An attacker could exploit this vulnerability by sending traffic through an affected device. A successful exploit could allow the attacker to bypass a geolocation-based access control policy and successfully send traffic to a protected device.
How severe is CVE-2024-20431?: CVE-2024-20431 has a CVSS 3.x base score of 5.8, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2024-20431 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-20431?: CVE-2024-20431 primarily affects Cisco Firepower Threat Defense. In total, 32 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-20431?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-20431 have an EU (EUVD) identifier?: Yes. CVE-2024-20431 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18146.
When was CVE-2024-20431 published?: CVE-2024-20431 was published on 2024-10-23 and last updated on 2026-06-17.

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-geoip-bypass-MB4zRDu

Affected products (32)

cpe:2.3:a:cisco:firepower_threat_defense:7.0.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.2.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.6:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.4.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.2.5.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.3.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.3.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.3.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.3.1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.4.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.4.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:firepower_threat_defense:7.4.1.1:*:*:*:*:*:*:*

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