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I. Basic Information for CVE-2020-3527
Vulnerability Information

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Vulnerability Title
Cisco Catalyst 9200 Series Switches Jumbo Frame Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the Polaris kernel of Cisco Catalyst 9200 Series Switches could allow an unauthenticated, remote attacker to crash the device. The vulnerability is due to insufficient packet size validation. An attacker could exploit this vulnerability by sending jumbo frames or frames larger than the configured MTU size to the management interface of this device. A successful exploit could allow the attacker to crash the device fully before an automatic recovery.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Catalyst 9200 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Catalyst 9200 Series Switches是美国思科(Cisco)公司的一款交换机。 Cisco Catalyst 9200系列交换机的Polaris内核存在安全漏洞,该漏洞源于数据包大小验证不足所致。攻击者可利用该漏洞在自动恢复之前将设备完全崩溃。
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
CiscoCisco IOS XE Software n/a -
II. Public POCs for CVE-2020-3527
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III. Intelligence Information for CVE-2020-3527
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IV. Related Vulnerabilities
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