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CVE-2021-1384— Cisco IOx for IOS XE Software Command Injection Vulnerability

Quick assessment

Affected
Cisco Cisco IOS XE Software
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco Iox是美国思科（Cisco）公司的一个结合了Cisco IOS和Linux OS用于安全网络连接以及开发IOT应用的安全开发环境。 Cisco IOx application 存在安全漏洞，该漏洞允许经过身份验证的远程攻击者以root用户的身份向底层操作系统注入命令。

CVSS 6.5 · Medium EPSS 35.39% · P98

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-1384

Vulnerability Information
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Vulnerability Title
Cisco IOx for IOS XE Software Command Injection Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in Cisco IOx application hosting environment of Cisco IOS XE Software could allow an authenticated, remote attacker to inject commands into the underlying operating system as the root user. This vulnerability is due to incomplete validation of fields in the application packages loaded onto IOx. An attacker could exploit this vulnerability by creating a crafted application .tar file and loading it onto the device. A successful exploit could allow the attacker to perform command injection into the underlying operating system as the root user.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Iox 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Iox是美国思科（Cisco）公司的一个结合了Cisco IOS和Linux OS用于安全网络连接以及开发IOT应用的安全开发环境。 Cisco IOx application 存在安全漏洞，该漏洞允许经过身份验证的远程攻击者以root用户的身份向底层操作系统注入命令。
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 IOS XE Software n/a -

II. Public POCs for CVE-2021-1384

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III. Intelligence Information for CVE-2021-1384

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Vendor Advisories for CVE-2021-1384 (2)

Same Patch Batch · Cisco · 2021-03-24 · 45 CVEs total

CVE-2021-1418 9.9 CRITICAL Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2021-1417 9.9 CRITICAL Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2021-1411 9.9 CRITICAL Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2021-1471 9.9 CRITICAL Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2021-1469 9.9 CRITICAL Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2021-1373 8.6 HIGH Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Se
CVE-2021-1446 8.6 HIGH Cisco IOS XE Software DNS NAT Protocol Application Layer Gateway Denial of Service Vulnera
CVE-2021-1451 8.1 HIGH Cisco IOS XE Software Easy Virtual Switching System Arbitrary Code Execution Vulnerability
CVE-2021-1433 8.1 HIGH Cisco IOS XE SD-WAN Software vDaemon Buffer Overflow Vulnerability
CVE-2021-1392 7.8 HIGH Cisco IOS and IOS XE Software Common Industrial Protocol Privilege Escalation Vulnerabili
CVE-2021-1437 7.5 HIGH Cisco Aironet Access Points FlexConnect Upgrade Information Disclosure Vulnerability
CVE-2021-1431 7.5 HIGH Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability
CVE-2021-1352 7.4 HIGH Cisco IOS XE Software DECnet Phase IV/OSI Denial of Service Vulnerability
CVE-2021-1403 7.4 HIGH Cisco IOS XE Software Web UI Cross-Site WebSocket Hijacking Vulnerability
CVE-2021-1439 7.4 HIGH Cisco Aironet Access Points FlexConnect Multicast DNS Denial of Service Vulnerability
CVE-2021-1432 7.3 HIGH Cisco IOS XE SD-WAN Software Arbitrary Command Execution Vulnerability
CVE-2021-1452 6.8 MEDIUM Cisco IOS XE ROM Monitor Software for Cisco Industrial Switches OS Command Injection Vulne
CVE-2021-1398 6.8 MEDIUM Cisco IOS XE Software Arbitrary Code Execution Vulnerability
CVE-2021-1453 6.8 MEDIUM Cisco IOS XE Software for the Catalyst 9000 Family Arbitrary Code Execution Vulnerability
CVE-2021-1441 6.7 MEDIUM Cisco IOS XE Software Hardware Initialization Routines Arbitrary Code Execution Vulnerabil

Showing top 20 of 45 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco IOS XE Software
Same vendor: Cisco
Same weakness: CWE-77

V. Comments for CVE-2021-1384

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