Strix
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CVE-2024-20388

MEDIUMCVSS 5.3/10EPSS 0.44%

Last modified

CVE-2024-20388 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A vulnerability in the password change feature of Cisco Firepower Management Center (FMC) software could allow an unauthenticated, remote attacker to determine valid user names on an affected device. This vulnerability is due to improper authentication of password update responses. An attacker could exploit this vulnerability by forcing a password reset on an affected device. EPSS estimates a 0.44% chance of exploitation in the next 30 days.

Description

A vulnerability in the password change feature of Cisco Firepower Management Center (FMC) software could allow an unauthenticated, remote attacker to determine valid user names on an affected device. This vulnerability is due to improper authentication of password update responses. An attacker could exploit this vulnerability by forcing a password reset on an affected device. A successful exploit could allow the attacker to determine valid user names in the unauthenticated response to a forced password reset.

Metrics

CVSS 3.1
5.3/10

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

EPSS Probability
0.44%

35.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoFirepower Management Center6.4.0.17
CiscoFirepower Management Center6.4.0.18
CiscoFirepower Management Center6.6.7.2
CiscoFirepower Management Center7.0.6.1
CiscoFirepower Management Center7.0.6.2
CiscoFirepower Management Center7.2.5.1
CiscoFirepower Management Center7.2.5.2
CiscoFirepower Management Center7.2.6
CiscoFirepower Management Center7.2.7
CiscoFirepower Management Center7.2.8
CiscoFirepower Management Center7.2.8.1
CiscoFirepower Management Center7.4.0
CiscoFirepower Management Center7.4.1
CiscoFirepower Management Center7.4.1.1
CiscoSecure Firewall Management Center6.2.3
CiscoSecure Firewall Management Center6.2.3.1
CiscoSecure Firewall Management Center6.2.3.2
CiscoSecure Firewall Management Center6.2.3.3
CiscoSecure Firewall Management Center6.2.3.4
CiscoSecure Firewall Management Center6.2.3.5
CiscoSecure Firewall Management Center6.2.3.6
CiscoSecure Firewall Management Center6.2.3.7
CiscoSecure Firewall Management Center6.2.3.8
CiscoSecure Firewall Management Center6.2.3.9
CiscoSecure Firewall Management Center6.2.3.10
CiscoSecure Firewall Management Center6.2.3.11
CiscoSecure Firewall Management Center6.2.3.12
CiscoSecure Firewall Management Center6.2.3.13
CiscoSecure Firewall Management Center6.2.3.14
CiscoSecure Firewall Management Center6.2.3.15
CiscoSecure Firewall Management Center6.2.3.16
CiscoSecure Firewall Management Center6.2.3.17
CiscoSecure Firewall Management Center6.2.3.18
CiscoSecure Firewall Management Center6.4.0
CiscoSecure Firewall Management Center6.4.0.1
CiscoSecure Firewall Management Center6.4.0.2
CiscoSecure Firewall Management Center6.4.0.3
CiscoSecure Firewall Management Center6.4.0.4
CiscoSecure Firewall Management Center6.4.0.5
CiscoSecure Firewall Management Center6.4.0.6
CiscoSecure Firewall Management Center6.4.0.7
CiscoSecure Firewall Management Center6.4.0.8
CiscoSecure Firewall Management Center6.4.0.9
CiscoSecure Firewall Management Center6.4.0.10
CiscoSecure Firewall Management Center6.4.0.11
CiscoSecure Firewall Management Center6.4.0.12
CiscoSecure Firewall Management Center6.4.0.13
CiscoSecure Firewall Management Center6.4.0.14
CiscoSecure Firewall Management Center6.4.0.15
CiscoSecure Firewall Management Center6.4.0.16

Showing 50 of 104 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2024-20388?
A vulnerability in the password change feature of Cisco Firepower Management Center (FMC) software could allow an unauthenticated, remote attacker to determine valid user names on an affected device. This vulnerability is due to improper authentication of password update responses. An attacker could exploit this vulnerability by forcing a password reset on an affected device. A successful exploit could allow the attacker to determine valid user names in the unauthenticated response to a forced password reset.
How severe is CVE-2024-20388?
CVE-2024-20388 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.44% probability of exploitation in the next 30 days.
How do I fix CVE-2024-20388?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-20388?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST