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CVE-2025-20221

Quick assessment

Affected
Cisco Cisco IOS XE 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 IOS XE SD-WAN Software是美国思科（Cisco）公司的一款应用于Cisco IOS XE 网络操作系统的用于网络管理（软件定义网络）的软件。 Cisco IOS XE SD-WAN Software存在信息泄露漏洞，该漏洞源于流量过滤条件不当，可能导致绕过流量过滤攻击。

CVSS 5.3 · Medium EPSS 0.50% · P40
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I. Basic Information for CVE-2025-20221

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the packet filtering features of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to bypass Layer 3 and Layer 4 traffic filters. This vulnerability is due to improper traffic filtering conditions on an affected device. An attacker could exploit this vulnerability by sending a crafted packet to the affected device. A successful exploit could allow the attacker to bypass the Layer 3 and Layer 4 traffic filters and inject a crafted packet into the network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco IOS XE SD-WAN Software 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS XE SD-WAN Software是美国思科（Cisco）公司的一款应用于Cisco IOS XE 网络操作系统的用于网络管理（软件定义网络）的软件。 Cisco IOS XE SD-WAN Software存在信息泄露漏洞，该漏洞源于流量过滤条件不当，可能导致绕过流量过滤攻击。
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 16.12.13 -

II. Public POCs for CVE-2025-20221

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III. Intelligence Information for CVE-2025-20221

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Same Patch Batch · Cisco · 2025-05-07 · 35 CVEs total

CVE-2025-20188 10.0 CRITICAL Cisco IOS XE 信任管理问题漏洞
CVE-2025-20186 8.8 HIGH Cisco IOS XE 操作系统命令注入漏洞
CVE-2025-20154 8.6 HIGH Cisco IOS, IOS XE and IOS XR Software TWAMP Denial of Service Vulnerability
CVE-2025-20162 8.6 HIGH Cisco IOS XE 资源管理错误漏洞
CVE-2025-20182 8.6 HIGH Cisco Adaptive Security Appliance Software, Firepower Threat Defense Software and IOS XE S
CVE-2025-20164 8.3 HIGH Cisco IOS 安全漏洞
CVE-2025-20122 7.8 HIGH Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerability
CVE-2025-20192 7.7 HIGH Cisco IOS XE 安全漏洞
CVE-2025-20140 7.4 HIGH Cisco IOS XE 安全漏洞
CVE-2025-20189 7.4 HIGH Cisco IOS XE 安全漏洞
CVE-2025-20202 7.4 HIGH Cisco IOS XE Wireless Controller Software 安全漏洞
CVE-2025-20191 7.4 HIGH Multiple Cisco Products Denial of Service Vulnerability
CVE-2025-20210 7.3 HIGH Cisco Catalyst Center Unprotected API Endpoint
CVE-2025-20197 6.7 MEDIUM Cisco IOS XE 输入验证错误漏洞
CVE-2025-20200 6.7 MEDIUM Cisco IOS XE 代码问题漏洞
CVE-2025-20201 6.7 MEDIUM Cisco IOS XE 代码问题漏洞
CVE-2025-20187 6.5 MEDIUM Cisco SD-WAN Manager Software Arbitrary File Creation Vulnerability
CVE-2025-20190 6.5 MEDIUM Cisco IOS XE Wireless Controller Software 访问控制错误漏洞
CVE-2025-20193 6.5 MEDIUM Cisco IOS XE 操作系统命令注入漏洞
CVE-2025-20155 6.0 MEDIUM Cisco IOS XE 安全漏洞

Showing top 20 of 35 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco IOS XE Software
Same vendor: Cisco
Same weakness: CWE-200

V. Comments for CVE-2025-20221

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