CVE-2021-1448— Cisco Firepower Threat Defense Software Command Injection Vulnerability
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I. Basic Information for CVE-2021-1448
Vulnerability Information
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Vulnerability Title
Cisco Firepower Threat Defense Software Command Injection Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges on the underlying operating system of an affected device that is running in multi-instance mode. This vulnerability is due to insufficient validation of user-supplied command arguments. An attacker could exploit this vulnerability by submitting crafted input to the affected command. A successful exploit could allow the attacker to execute commands on the underlying operating system with root privileges.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Firepower Threat Defense 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Firepower Threat Defense（FTD）是美国思科（Cisco）公司的一套提供下一代防火墙服务的统一软件。 Cisco Firepower Threat Defense 存在操作系统命令注入漏洞，该漏洞允许经过身份验证的本地攻击者可利用该漏洞执行任意命令。
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 Threat Defense Software | n/a | - |
II. Public POCs for CVE-2021-1448
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-cmdinj-vWY5wqZTvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2021-1448
Same Patch Batch · Cisco · 2021-04-29 · 17 CVEs total
| CVE-2021-1445 | 8.6 HIGH | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi |
| CVE-2021-1501 | 8.6 HIGH | Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP |
| CVE-2021-1504 | 8.6 HIGH | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi |
| CVE-2021-1493 | 8.5 HIGH | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi |
| CVE-2021-1476 | 6.7 MEDIUM | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Command I |
| CVE-2021-1488 | 6.7 MEDIUM | Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software for Firep |
| CVE-2021-1256 | 6.0 MEDIUM | Cisco Firepower Threat Defense Software Command File Overwrite Vulnerability |
| CVE-2021-1495 | 5.8 MEDIUM | Multiple Cisco Products Snort HTTP Detection Engine File Policy Bypass Vulnerability |
| CVE-2021-1369 | 5.4 MEDIUM | Cisco Firepower Device Manager On-Box Software XML External Entity Vulnerability |
| CVE-2021-1456 | 4.8 MEDIUM | Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities |
| CVE-2021-1457 | 4.8 MEDIUM | Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities |
| CVE-2021-1458 | 4.8 MEDIUM | Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities |
| CVE-2021-1477 | 4.3 MEDIUM | Cisco Firepower Management Center Software Policy Vulnerability |
| CVE-2021-1402 | Cisco Firepower Threat Defense Software SSL Decryption Policy Denial of Service Vulnerabil | |
| CVE-2021-1455 | Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities | |
| CVE-2021-1489 | Cisco Firepower Device Manager Software Filesystem Space Exhaustion Denial of Service Vuln |
IV. Related Vulnerabilities
Same product: Cisco Firepower Threat Defense Software
- CVE-2025-20268
Cisco Secure Firewall Threat Defense Software Geolocation Re - CVE-2025-20222
Cisco Adaptive Security Appliance Software and Firepower Thr - CVE-2025-20217
Cisco Firepower Threat Defense Intrusion Detection Denial of - CVE-2021-1494
Snort 安全漏洞 - CVE-2021-34753
Cisco Firepower Threat Defense Ethernet Industrial Protocol
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-20
V. Comments for CVE-2021-1448
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