CVE-2019-1964— Cisco NX-OS Software IPv6 Denial of Service Vulnerability
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I. Basic Information for CVE-2019-1964
Vulnerability Information
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Vulnerability Title
Cisco NX-OS Software IPv6 Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the IPv6 traffic processing of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an unexpected restart of the netstack process on an affected device. The vulnerability is due to improper validation of IPv6 traffic sent through an affected device. An attacker could exploit this vulnerability by sending a malformed IPv6 packet through an affected device. A successful exploit could allow the attacker to cause a denial of service (DoS) condition while the netstack process restarts. A sustained attack could lead to a reboot of the device.
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 Nexus 7000 Series Switches和Nexus 7700 Series Switches NX-OS Software 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Nexus 7000 Series Switches和Cisco Nexus 7700 Series Switches都是美国思科（Cisco）公司的产品。Cisco Nexus 7000 Series Switches是一款7000系列交换机。Cisco Nexus 7700 Series Switches是一款7700系列交换机。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 Nexus 7000 Series Switches和Nexus
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 NX-OS Software 8.1(1) | unspecified ~ 8.4(1) | - |
II. Public POCs for CVE-2019-1964
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · Cisco · 2019-08-28 · 5 CVEs total
| CVE-2019-1965 | Cisco NX-OS Software Remote Management Memory Leak Denial of Service Vulnerability | |
| CVE-2019-1962 | Cisco NX-OS Software Cisco Fabric Services over IP Denial of Service Vulnerability | |
| CVE-2019-1963 | Cisco FXOS and NX-OS Software Authenticated Simple Network Management Protocol Denial of S | |
| CVE-2019-12643 | Cisco REST API Container for IOS XE Software Authentication Bypass Vulnerability |
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Cisco IoT Field Network Director Remote Device Denial of Ser - CVE-2026-20169
Cisco IoT Field Network Director Command Injection Vulnerabi
Same weakness: CWE-20
V. Comments for CVE-2019-1964
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