CVE-2020-3602— Cisco StarOS Privilege Escalation Vulnerability
Quick assessment
Affected
Cisco Cisco ASR 5000 Series Software
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Cisco StarOS和Cisco ASR 5000都是美国思科（Cisco）公司的产品。Cisco StarOS是一套虚拟化操作系统。Cisco ASR 5000是一款5000系列网关产品。 Cisco StarOS和Cisco ASR 5000 中存在操作系统命令注入漏洞。该漏洞源于外部输入数据构造操作系统可执行命令过程中，网络系统或产品未正确过滤其中的特殊字符、命令等。攻击者可利用该漏洞执行非法操作系统命令。
Possible ATT&CK Techniques 2 AI
T1548.002 · Bypass User Account Control T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2020-3602
Vulnerability Information
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Vulnerability Title
Cisco StarOS Privilege Escalation Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the CLI of Cisco StarOS operating system for Cisco ASR 5000 Series Routers could allow an authenticated, local attacker to elevate privileges on an affected device. The vulnerability is due to insufficient input validation of CLI commands. An attacker could exploit this vulnerability by sending crafted commands to the CLI. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the root user on the affected device. To exploit this vulnerability, an attacker would need to have valid credentials on an affected device and know the password for the cli test-commands command.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco StarOS和Cisco ASR 5000 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco StarOS和Cisco ASR 5000都是美国思科（Cisco）公司的产品。Cisco StarOS是一套虚拟化操作系统。Cisco ASR 5000是一款5000系列网关产品。 Cisco StarOS和Cisco ASR 5000 中存在操作系统命令注入漏洞。该漏洞源于外部输入数据构造操作系统可执行命令过程中，网络系统或产品未正确过滤其中的特殊字符、命令等。攻击者可利用该漏洞执行非法操作系统命令。
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 ASR 5000 Series Software | n/a | - |
|
II. Public POCs for CVE-2020-3602
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2020-3602 (1)
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-privilege-esc-pyb7YTd vendor-advisory x_refsource_CISCO
Same Patch Batch · Cisco · 2020-10-08 · 14 CVEs total
| CVE-2020-3544 | 8.8 HIGH | Cisco Video Surveillance 8000 Series IP Cameras Cisco Discovery Protocol Remote Code Execu |
| CVE-2020-3535 | 7.8 HIGH | Cisco Webex Teams Client for Windows DLL Hijacking Vulnerability |
| CVE-2020-3598 | 6.5 MEDIUM | Cisco Vision Dynamic Signage Director Missing Authentication Vulnerability |
| CVE-2020-3567 | 6.5 MEDIUM | Cisco Industrial Network Director Denial of Service Vulnerability |
| CVE-2020-3543 | 6.5 MEDIUM | Cisco Video Surveillance 8000 Series IP Cameras Cisco Discovery Protocol Memory Leak Vulne |
| CVE-2020-3596 | 5.9 MEDIUM | Cisco Expressway Series and TelePresence Video Communication Server Denial of Service Vuln |
| CVE-2020-3568 | 5.8 MEDIUM | Cisco Email Security Appliance URL Filtering Bypass Vulnerability |
| CVE-2020-3597 | 5.4 MEDIUM | Cisco Nexus Data Broker Software Path Traversal Vulnerability |
| CVE-2020-3589 | 4.8 MEDIUM | Cisco Identity Services Engine Cross-Site Scripting Vulnerability |
| CVE-2020-3601 | 4.4 MEDIUM | Cisco StarOS Privilege Escalation Vulnerability |
| CVE-2020-3536 | Cisco SD-WAN vManage Cross-Site Scripting Vulnerability | |
| CVE-2020-3467 | Cisco Identity Services Engine Authorization Bypass Vulnerability | |
| CVE-2020-3320 | Cisco Firepower Management Center Cross-Site Scripting Vulnerability |
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V. Comments for CVE-2020-3602
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