CVE-2025-20218

CVE-2025-20218 is a medium-severity vulnerability in Cisco Secure Firewall Management Center with a CVSS 3.x base score of 4.9. 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-643.

Key facts

Description

A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software could allow an authenticated, remote attacker to retrieve sensitive information from an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to retrieve sensitive information from the affected device. To exploit this vulnerability, the attacker must have valid administrative credentials.

Frequently asked questions

What is CVE-2025-20218?
A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software could allow an authenticated, remote attacker to retrieve sensitive information from an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to retrieve sensitive information from the affected device. To exploit this vulnerability, the attacker must have valid administrative credentials.
How severe is CVE-2025-20218?
CVE-2025-20218 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-20218 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-20218?
CVE-2025-20218 primarily affects Cisco Secure Firewall Management Center. In total, 87 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-20218?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-20218 have an EU (EUVD) identifier?
Yes. CVE-2025-20218 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24849.
When was CVE-2025-20218 published?
CVE-2025-20218 was published on 2025-08-14 and last updated on 2026-06-17.

References

Affected products (87)

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