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I. Basic Information for CVE-2025-20149
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the CLI of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to a buffer overflow. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the CLI prompt. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco IOS和Cisco IOS XE 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS和Cisco IOS XE都是美国思科(Cisco)公司的产品。Cisco IOS是一套为其网络设备开发的操作系统。Cisco IOS XE是一个操作系统。用于企业有线和无线访问,汇聚,核心和WAN的单一操作系统,Cisco IOS XE降低了业务和网络的复杂性。 Cisco IOS和Cisco IOS XE存在安全漏洞,该漏洞源于缓冲区溢出,可能导致设备意外重启,造成拒绝服务。
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
VendorProductAffected VersionsCPESubscribe
CiscoIOS 15.2(1)S -
CiscoCisco IOS XE Software 3.7.0S -
II. Public POCs for CVE-2025-20149
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III. Intelligence Information for CVE-2025-20149
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IV. Related Vulnerabilities
V. Comments for CVE-2025-20149

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