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CVE-2020-3330— Cisco Small Business RV110W Wireless-N VPN Firewall Static Default Credential Vulnerability

Quick assessment

Affected
Cisco Cisco RV110W Wireless-N VPN Firewall Firmware
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 Small Business RV110W Wireless-N VPN Firewall Routers是美国思科（Cisco）公司的一款VPN路由器。 Cisco Small Business RV110W Wireless-N VPN Firewall 1.2.2.8.之前版本中的Telnet服务存在信任管理问题漏洞，该漏洞源于系统账户使用默认静态密码。远程攻击者可利用该漏洞完全控制受影响设备。

AI Predicted 10.0 Difficulty: Trivial EPSS 3.44% · P89

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2020-3330

Vulnerability Information
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Vulnerability Title
Cisco Small Business RV110W Wireless-N VPN Firewall Static Default Credential Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the Telnet service of Cisco Small Business RV110W Wireless-N VPN Firewall Routers could allow an unauthenticated, remote attacker to take full control of the device with a high-privileged account. The vulnerability exists because a system account has a default and static password. An attacker could exploit this vulnerability by using this default account to connect to the affected system. A successful exploit could allow the attacker to gain full control of an affected device.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
使用硬编码的凭证
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Small Business RV110W Wireless-N VPN Firewall 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Small Business RV110W Wireless-N VPN Firewall Routers是美国思科（Cisco）公司的一款VPN路由器。 Cisco Small Business RV110W Wireless-N VPN Firewall 1.2.2.8.之前版本中的Telnet服务存在信任管理问题漏洞，该漏洞源于系统账户使用默认静态密码。远程攻击者可利用该漏洞完全控制受影响设备。
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 RV110W Wireless-N VPN Firewall Firmware n/a -

II. Public POCs for CVE-2020-3330

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III. Intelligence Information for CVE-2020-3330

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Vendor Advisories for CVE-2020-3330 (1)

Same Patch Batch · Cisco · 2020-07-16 · 33 CVEs total

CVE-2020-3357 9.8 CRITICAL Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers SSL Remote Code Execut
CVE-2020-3358 8.6 HIGH Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers SSL Denial of Service
CVE-2020-3372 6.5 MEDIUM Cisco SD-WAN vManage Software Denial of Service Vulnerability
CVE-2020-3450 4.9 MEDIUM Cisco Vision Dynamic Signage Director SQL Injection Vulnerability
CVE-2020-3146 Cisco RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote Command Execut
CVE-2020-3150 Cisco Small Business RV110W and RV215W Series Routers Information Disclosure Vulnerability
CVE-2020-3180 Cisco SD-WAN Solution Software Static Credentials Vulnerability
CVE-2020-3197 Cisco Meetings App Missing TURN Server Credentials Expiration Vulnerability
CVE-2020-3323 Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote
CVE-2020-3331 Cisco RV110W and RV215W Series Routers Arbitrary Code Execution Vulnerability
CVE-2020-3332 Cisco Small Business RV110W, RV130, RV130W, and RV215W Series Routers Command Shell Inject
CVE-2020-3345 Cisco Webex Meetings and Cisco Webex Meetings Server HTML Injection Vulnerability
CVE-2020-3348 Cisco Data Center Network Manager Cross-Site Scripting Vulnerabilities
CVE-2020-3145 Cisco RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote Command Execut
CVE-2020-3349 Cisco Data Center Network Manager Cross-Site Scripting Vulnerabilities
CVE-2020-3351 Cisco SD-WAN Solution Software Denial of Service Vulnerability
CVE-2020-3144 Cisco RV110W, RV130, RV130W, and RV215W Routers Authentication Bypass Vulnerability
CVE-2020-3140 Cisco Prime License Manager Privilege Escalation Vulnerability
CVE-2020-3369 Cisco SD-WAN vEdge Routers Denial of Service Vulnerability
CVE-2020-3370 Cisco Content Security Management Appliance Filter Bypass Vulnerability

Showing top 20 of 33 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco RV110W Wireless-N VPN Firewall Firmware
Same vendor: Cisco
Same weakness: CWE-798

V. Comments for CVE-2020-3330

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