CVE-2022-20743— Cisco Firepower Management Center File Upload Security Bypass Vulnerability
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I. Basic Information for CVE-2022-20743
Vulnerability Information
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Vulnerability Title
Cisco Firepower Management Center File Upload Security Bypass Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the web management interface of Cisco Firepower Management Center (FMC) Software could allow an authenticated, remote attacker to bypass security protections and upload malicious files to the affected system. This vulnerability is due to improper validation of files uploaded to the web management interface of Cisco FMC Software. An attacker could exploit this vulnerability by uploading a maliciously crafted file to a device running affected software. A successful exploit could allow the attacker to store malicious files on the device, which they could access later to conduct additional attacks, including executing arbitrary code on the affected device with root privileges.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Firepower Management Center 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Firepower Management Center（FMC）是美国思科（Cisco）公司的新一代防火墙管理中心软件。 Cisco Firepower Management Center (FMC)存在代码问题漏洞，该漏洞源于上传到 Cisco FMC 软件 Web 管理界面的文件验证不当。经过身份验证的远程攻击者可以绕过安全保护并将恶意文件上传到受影响的系统。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Cisco | Cisco Firepower Management Center | n/a | - |
II. Public POCs for CVE-2022-20743
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-security-bypass-JhOd29Ggvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2022-20743
Same Patch Batch · Cisco · 2022-05-03 · 19 CVEs total
| CVE-2022-20759 | 8.8 HIGH | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi |
| CVE-2022-20746 | 8.6 HIGH | Cisco Firepower Threat Defense Software TCP Proxy Denial of Service Vulnerability |
| CVE-2022-20715 | 8.6 HIGH | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Remote Ac |
| CVE-2022-20751 | 8.6 HIGH | Cisco Firepower Threat Defense Software Snort Out of Memory Denial of Service Vulnerabilit |
| CVE-2022-20757 | 8.6 HIGH | Cisco Firepower Threat Defense Software Denial of Service Vulnerability |
| CVE-2022-20760 | 8.6 HIGH | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software DNS Inspe |
| CVE-2022-20767 | 8.6 HIGH | Cisco Firepower Threat Defense Software DNS Enforcement Denial of Service Vulnerability |
| CVE-2022-20745 | 8.6 HIGH | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi |
| CVE-2022-20737 | 8.5 HIGH | Cisco Adaptive Security Appliance Software Clientless SSL VPN Heap Overflow Vulnerability |
| CVE-2022-20742 | 7.4 HIGH | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software IPsec IKE |
| CVE-2022-20740 | 6.1 MEDIUM | Cisco Firepower Management Center Software Cross-Site Scripting Vulnerability |
| CVE-2022-20629 | 5.4 MEDIUM | Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities |
| CVE-2022-20628 | 5.4 MEDIUM | Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities |
| CVE-2022-20627 | 5.4 MEDIUM | Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities |
| CVE-2022-20748 | 5.3 MEDIUM | Cisco Firepower Threat Defense Software Local Malware Analysis Denial of Service Vulnerabi |
| CVE-2022-20729 | 4.4 MEDIUM | Cisco Firepower Threat Defense Software XML Injection Vulnerability |
| CVE-2022-20730 | 4.0 MEDIUM | Cisco Firepower Threat Defense Software Security Intelligence DNS Feed Bypass Vulnerabilit |
| CVE-2022-20744 | Cisco Firepower Management Center Software Information Disclosure Vulnerability |
IV. Related Vulnerabilities
Same product: Cisco Firepower Management Center
- CVE-2025-20220
Cisco Secure Firewall Management Center和Cisco Secure Firewal - CVE-2025-20306
Cisco Secure Firewall Management Center Software Command Inj - CVE-2025-20302
Cisco Secure Firewall Management Center Software Authorizati - CVE-2025-20301
Cisco Secure Firewall Management Center Software Authorizati - CVE-2025-20265
Cisco Secure Firewall Management Center Software Radius Remo
Same vendor: Cisco
- CVE-2026-20219
Cisco Slido 安全漏洞 - CVE-2026-20034
Cisco Unity Connection Remote Code Execution Vulnerability - CVE-2026-20035
Cisco Unity Connection Server-Side Request Forgery Vulnerabi - CVE-2026-20167
Cisco IoT Field Network Director Remote Device Denial of Ser - CVE-2026-20169
Cisco IoT Field Network Director Command Injection Vulnerabi
Same weakness: CWE-434
- CVE-2021-47943
TextPattern CMS 4.8.7 Remote Code Execution via File Upload - CVE-2021-47937
e107 CMS 2.3.0 Authenticated Remote Code Execution via Theme - CVE-2026-41517
Emlog: Remote Code Execution via Malicious Plugin Upload - CVE-2026-6692
Slider Revolution 7.0.0 - 7.0.10 - Authenticated (Subscriber - CVE-2026-41587
CI4MS: Unrestricted PHP File Upload via Theme Installation L
V. Comments for CVE-2022-20743
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