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CVE-2020-3228— Cisco IOS, IOS XE, and NX-OS Software Security Group Tag Exchange Protocol Denial of Service Vulnerability

Quick assessment

Affected
Cisco Cisco IOS 15.3(2)T
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 NX-OS Software等都是美国思科（Cisco）公司的产品。Cisco NX-OS Software是一套交换机使用的数据中心级操作系统软件。Cisco IOS是一套为其网络设备开发的操作系统。IOS XE是一套为其网络设备开发的操作系统。 Cisco IOS、Cisco IOS XE和Cisco NX-OS中的Security Group Tag Exchange Protocol (SXP)存在输入验证错误漏洞，该漏洞源于未正确处理SXP数据包。攻击者可通过将特制的SXP数据包发送

AI Predicted 7.5 Difficulty: Easy EPSS 1.80% · P77
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I. Basic Information for CVE-2020-3228

Vulnerability Information
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Vulnerability Title
Cisco IOS, IOS XE, and NX-OS Software Security Group Tag Exchange Protocol Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in Security Group Tag Exchange Protocol (SXP) in Cisco IOS Software, Cisco IOS XE Software, and Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause the affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability exists because crafted SXP packets are mishandled. An attacker could exploit this vulnerability by sending specifically crafted SXP packets to the affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
多款Cisco产品输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco NX-OS Software等都是美国思科（Cisco）公司的产品。Cisco NX-OS Software是一套交换机使用的数据中心级操作系统软件。Cisco IOS是一套为其网络设备开发的操作系统。IOS XE是一套为其网络设备开发的操作系统。 Cisco IOS、Cisco IOS XE和Cisco NX-OS中的Security Group Tag Exchange Protocol (SXP)存在输入验证错误漏洞，该漏洞源于未正确处理SXP数据包。攻击者可通过将特制的SXP数据包发送
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 15.3(2)T n/a -

II. Public POCs for CVE-2020-3228

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III. Intelligence Information for CVE-2020-3228

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Vendor Advisories for CVE-2020-3228 (1)

Same Patch Batch · Cisco · 2020-06-03 · 50 CVEs total

CVE-2020-3353 5.9 MEDIUM Cisco Identity Services Engine Denial of Service Vulnerability
CVE-2020-3319 3.3 LOW Cisco Webex Network Recording Player and Cisco Webex Player Denial of Service Vulnerabilit
CVE-2020-3322 3.3 LOW Cisco Webex Network Recording Player and Cisco Webex Player Denial of Service Vulnerabilit
CVE-2020-3321 3.3 LOW Cisco Webex Network Recording Player and Cisco Webex Player Denial of Service Vulnerabilit
CVE-2020-3333 Cisco Application Services Engine Software Unauthenticated Event Policies Update Vulnerabi
CVE-2020-3257 Cisco IOx Application Environment for IOS Software for Cisco Industrial Routers Vulnerabil
CVE-2020-3267 Cisco Unified Contact Center Express Improper API Authorization Vulnerability
CVE-2020-3258 Cisco IOS Software for Cisco Industrial Routers Arbitrary Code Execution Vulnerabilities
CVE-2020-3281 Cisco Digital Network Architecture Center Information Disclosure Vulnerability
CVE-2020-3232 Cisco ASR 920 Series Aggregation Services Router Model 12SZ-IM SNMP Denial of Service Vuln
CVE-2020-3200 Cisco IOS and IOS XE Software Secure Shell Denial of Service Vulnerability
CVE-2020-3199 Cisco IOx Application Environment for IOS Software for Cisco Industrial Routers Vulnerabil
CVE-2020-3198 Cisco IOS Software for Cisco Industrial Routers Arbitrary Code Execution Vulnerabilities
CVE-2020-3231 Cisco IOS Software for Catalyst 2960-L Series Switches and Catalyst CDB-8P Switches 802.1X
CVE-2020-3230 Cisco IOS and IOS XE Software Internet Key Exchange Version 2 Denial of Service Vulnerabil
CVE-2020-3229 Cisco IOS XE Software Web UI Privilege Escalation Vulnerability
CVE-2020-3227 Cisco IOx for IOS XE Software Privilege Escalation Vulnerability
CVE-2020-3226 Cisco IOS and IOS XE Software Session Initiation Protocol Denial of Service Vulnerability
CVE-2020-3224 Cisco IOS XE Software Web UI Command Injection Vulnerability
CVE-2020-3233 Cisco IOx Application Framework Local Manager Stored Cross-Site Scripting Vulnerability

Showing top 20 of 50 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: Cisco
Same weakness: CWE-20

V. Comments for CVE-2020-3228

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