CVE-2024-20388

Vulnerability in Cisco Firepower Management Center

CVSS score

5.3

EPSS probability

%0.4

Risk score

0.0

Published

2 y ago

Overview Public Exploits (0)Newsroom Vulnerability Timeline

Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

Only the personal products you have added to your account are assessed; an organisation's inventory does not appear here.

Checking session…

Vulnerability description

DayBreach CVE AI Research

CVE-2024-20388 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

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.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2024-20388 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

ID	VENDOR	PRODUCT	ACTION
1	cisco	firepower management center	View
2	cisco	firepower management center	View
3	cisco	firepower management center	View
4	cisco	firepower management center	View
5	cisco	firepower management center	View
6	cisco	firepower management center	View
7	cisco	firepower management center	View
8	cisco	firepower management center	View
9	cisco	firepower management center	View
10	cisco	firepower management center	View
11	cisco	firepower management center	View
12	cisco	firepower management center	View
13	cisco	firepower management center	View
14	cisco	firepower management center	View
15	cisco	secure firewall management center	View
16	cisco	secure firewall management center	View
17	cisco	secure firewall management center	View
18	cisco	secure firewall management center	View
19	cisco	secure firewall management center	View
20	cisco	secure firewall management center	View
21	cisco	secure firewall management center	View
22	cisco	secure firewall management center	View
23	cisco	secure firewall management center	View
24	cisco	secure firewall management center	View
25	cisco	secure firewall management center	View
26	cisco	secure firewall management center	View
27	cisco	secure firewall management center	View
28	cisco	secure firewall management center	View
29	cisco	secure firewall management center	View
30	cisco	secure firewall management center	View
31	cisco	secure firewall management center	View
32	cisco	secure firewall management center	View
33	cisco	secure firewall management center	View
34	cisco	secure firewall management center	View
35	cisco	secure firewall management center	View
36	cisco	secure firewall management center	View
37	cisco	secure firewall management center	View
38	cisco	secure firewall management center	View
39	cisco	secure firewall management center	View
40	cisco	secure firewall management center	View
41	cisco	secure firewall management center	View
42	cisco	secure firewall management center	View
43	cisco	secure firewall management center	View
44	cisco	secure firewall management center	View
45	cisco	secure firewall management center	View
46	cisco	secure firewall management center	View
47	cisco	secure firewall management center	View
48	cisco	secure firewall management center	View
49	cisco	secure firewall management center	View
50	cisco	secure firewall management center	View
51	cisco	secure firewall management center	View
52	cisco	secure firewall management center	View
53	cisco	secure firewall management center	View
54	cisco	secure firewall management center	View
55	cisco	secure firewall management center	View
56	cisco	secure firewall management center	View
57	cisco	secure firewall management center	View
58	cisco	secure firewall management center	View
59	cisco	secure firewall management center	View
60	cisco	secure firewall management center	View
61	cisco	secure firewall management center	View
62	cisco	secure firewall management center	View
63	cisco	secure firewall management center	View
64	cisco	secure firewall management center	View
65	cisco	secure firewall management center	View
66	cisco	secure firewall management center	View
67	cisco	secure firewall management center	View
68	cisco	secure firewall management center	View
69	cisco	secure firewall management center	View
70	cisco	secure firewall management center	View
71	cisco	secure firewall management center	View
72	cisco	secure firewall management center	View
73	cisco	secure firewall management center	View
74	cisco	secure firewall management center	View
75	cisco	secure firewall management center	View
76	cisco	secure firewall management center	View
77	cisco	secure firewall management center	View
78	cisco	secure firewall management center	View
79	cisco	secure firewall management center	View
80	cisco	secure firewall management center	View
81	cisco	secure firewall management center	View
82	cisco	secure firewall management center	View
83	cisco	secure firewall management center	View
84	cisco	secure firewall management center	View
85	cisco	secure firewall management center	View
86	cisco	secure firewall management center	View
87	cisco	secure firewall management center	View
88	cisco	secure firewall management center	View
89	cisco	secure firewall management center	View
90	cisco	secure firewall management center	View
91	cisco	secure firewall management center	View
92	cisco	secure firewall threat defense	View
93	cisco	secure firewall threat defense	View
94	cisco	secure firewall threat defense	View
95	cisco	secure firewall threat defense	View
96	cisco	secure firewall threat defense	View
97	cisco	secure firewall threat defense	View
98	cisco	secure firewall threat defense	View
99	cisco	secure firewall threat defense	View
100	cisco	secure firewall threat defense	View
101	cisco	secure firewall threat defense	View
102	cisco	secure firewall threat defense	View
103	cisco	secure firewall threat defense	View
104	cisco	secure firewall threat defense	View

Total affected vendors: 1|Products: 104

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCORE	VERSION	SEVERITY	VECTOR	SOURCE
5.3	CVSS V31	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	NVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.

Restrict access to internet-facing services and apply network segmentation.

Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.

Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-20388 is associated with the following CWEs:

CWE-202: Common Weakness Enumeration Entry CWE-202

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-20388 weaknesses.

CAPEC-66: SQL Injection CAPEC-126: Path Traversal CAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden

PermissionsGerekmiyor

UserGerekmiyor

Official Sources and Advisories

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-xss-infodisc-RL4mJFervendor-advisory

CVSS Vector Radar Chart

5.3 / 10

Vulnerability Scoring Details

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

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone required

User InteractionNone required

Confidentiality (Gizlilik)Low

Integrity (Bütünlük)None

Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

cisco

Weakness Type (CWE & CAPEC)

CWE-202

Similar Vulnerabilities

10.0

CVE-2021-44228 Actively exploitedImproper input validation in Apache Log4j

Vendorsiemens Product6bk1602-0aa12-0tp0 firmware+16 etkilenen

Patch verified Public Exploits:30EPSS %1004 y ago

10.0

CVE-2026-20079 Actively exploitedCisco Secure Firewall Management Center Authentication Bypass Remote Code Execution Vulnerability

Vendorcisco ProductCisco Secure Firewall Management Center (FMC)+1 etkilenen

Workaround Public Exploits:3EPSS %887 mo ago

8.6

CVE-2026-20230 Actively exploitedCisco Unified Communications Manager Server-Side Request Forgery Vulnerability

Vendorcisco ProductCisco Unified Communications Manager+1 etkilenen

Workaround Public Exploits:1EPSS %884 mo ago

7.5

CVE-2020-3452 Actively exploitedImproper input validation in Cisco Adaptive Security Appliance Software

Vendorcisco Productadaptive security appliance software+14 etkilenen

Workaround Public Exploits:17EPSS %1006 y ago

7.5

CVE-2018-0296 Actively exploitedImproper input validation in Cisco Firepower Threat Defense

Vendorcisco Productadaptive security appliance software+3 etkilenen

Workaround Public Exploits:10EPSS %1008 y ago

8.6

CVE-2025-20362 Actively exploitedMissing authorization in Cisco Secure Firewall Threat Defense

Vendorcisco Productadaptive security appliance software+2 etkilenen

Workaround Public Exploits:1EPSS %871 y ago

Get this vulnerability through the API

Affected products, version ranges, exploitation status and patch information in a single request, with a free key.

Get a free key Documentation

curl -H "x-api-key: $DAYBREACH_API_KEY" \
  "https://api.daybreach.dev/api/v1/intel/cves/CVE-2024-20388"