Medium severity · published May 6, 2020
CVE-2020-3311
A vulnerability in the web interface of Cisco Firepower Management Center (FMC) Software could allow an unauthenticated, remote attacker to redirect a user to a malicious web page
6.1
CVSS
0.8%
EPSS
No
On KEV
Description
A vulnerability in the web interface of Cisco Firepower Management Center (FMC) Software could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. The vulnerability is due to improper input validation of HTTP request parameters. An attacker could exploit this vulnerability by intercepting and modifying an HTTP request from a user. A successful exploit could allow the attacker to redirect the user to a specific malicious web page.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SF
Affected product
SF
Secure Firewall Management Center
Cisco
More from Secure Firewall Management Center
10.0
CVE-2026-20131
Cisco Secure Firewall Management Center Software Remote Code Execution Vulnerability
10.0
CVE-2026-20079
Cisco Secure Firewall Management Center Authentication Bypass Remote Code Execution Vulnerability
5.3
CVE-2026-20316
Cisco Secure Firewall Management Center Software Static Credential Vulnerability
10.0
CVE-2025-20265
A vulnerability in the RADIUS subsystem implementation of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to inject…
9.9
CVE-2024-20424
A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software, formerly Firepower Management Center Software, could allow an…