CVE-2020-3454— Cisco NX-OS Software Call Home Command Injection Vulnerability
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I. Basic Information for CVE-2020-3454
Vulnerability Information
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Vulnerability Title
Cisco NX-OS Software Call Home Command Injection Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the Call Home feature of Cisco NX-OS Software could allow an authenticated, remote attacker to inject arbitrary commands that could be executed with root privileges on the underlying operating system (OS). The vulnerability is due to insufficient input validation of specific Call Home configuration parameters when the software is configured for transport method HTTP. An attacker could exploit this vulnerability by modifying parameters within the Call Home configuration on an affected device. A successful exploit could allow the attacker to execute arbitrary commands with root privileges on the underlying OS.
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 NX-OS Software 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco NX-OS Software是美国思科（Cisco）公司的一套交换机使用的数据中心级操作系统软件。 Cisco NX-OS Software存在安全漏洞，该漏洞源于特定回拨配置参数的输入验证不足，攻击者可以利用该漏洞提升权限。
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 NX-OS Software 5.0(1a) | n/a | - |
II. Public POCs for CVE-2020-3454
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-callhome-cmdinj-zkxzSCYvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2020-3454
Same Patch Batch · Cisco · 2020-08-27 · 8 CVEs total
| CVE-2020-3504 | 3.3 LOW | Cisco UCS Manager Software Local Management CLI Denial of Service Vulnerability |
| CVE-2020-3517 | Cisco FXOS and NX-OS Software Cisco Fabric Services Denial of Service Vulnerability | |
| CVE-2020-3338 | Cisco NX-OS Software IPv6 Protocol Independent Multicast Denial of Service Vulnerability | |
| CVE-2020-3394 | Cisco Nexus 3000 and 9000 Series Switches Privilege Escalation Vulnerability | |
| CVE-2020-3397 | Cisco NX-OS Software Border Gateway Protocol Multicast VPN Denial of Service Vulnerability | |
| CVE-2020-3398 | Cisco NX-OS Software Border Gateway Protocol Multicast VPN Session Denial of Service Vulne | |
| CVE-2020-3415 | Cisco NX-OS Software Data Management Engine Remote Code Execution Vulnerability |
IV. Related Vulnerabilities
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-2020-3454
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