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CVE-2024-20314

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 Software是美国思科（Cisco）公司的一个操作系统。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 XE Software 存在安全漏洞，该漏洞源于 IPv4 软件定义访问 (SD-Access) 交换矩阵边缘节点功能中的漏洞可能允许未经身份验证的远程攻击者导致 CPU 利用率过高并停止所有流量处理，从而导致拒绝服务 (DoS)受影响设备上的。

CVSS 8.6 · High EPSS 0.80% · P55
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I. Basic Information for CVE-2024-20314

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the IPv4 Software-Defined Access (SD-Access) fabric edge node feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause high CPU utilization and stop all traffic processing, resulting in a denial of service (DoS) condition on an affected device. This vulnerability is due to improper handling of certain IPv4 packets. An attacker could exploit this vulnerability by sending certain IPv4 packets to an affected device. A successful exploit could allow the attacker to cause the device to exhaust CPU resources and stop processing traffic, resulting in a DoS condition.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
操作符优先级逻辑错误
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco IOS XE Software 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS XE Software是美国思科（Cisco）公司的一个操作系统。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 XE Software 存在安全漏洞，该漏洞源于 IPv4 软件定义访问 (SD-Access) 交换矩阵边缘节点功能中的漏洞可能允许未经身份验证的远程攻击者导致 CPU 利用率过高并停止所有流量处理，从而导致拒绝服务 (DoS)受影响设备上的。
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 16.1.1 -

II. Public POCs for CVE-2024-20314

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III. Intelligence Information for CVE-2024-20314

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Vendor Advisories for CVE-2024-20314 (1)

Same Patch Batch · Cisco · 2024-03-27 · 17 CVEs total

CVE-2024-20308 8.6 HIGH 多款Cisco产品安全漏洞
CVE-2024-20271 8.6 HIGH Cisco Access Point 安全漏洞
CVE-2024-20259 8.6 HIGH Cisco IOS XE Software 安全漏洞
CVE-2024-20311 8.6 HIGH Cisco IOS 和 IOS XE Software 安全漏洞
CVE-2024-20303 7.4 HIGH Cisco IOS XE Software 安全漏洞
CVE-2024-20312 7.4 HIGH Cisco IOS 和 IOS XE Software 安全漏洞
CVE-2024-20276 7.4 HIGH Cisco Catalyst 安全漏洞
CVE-2024-20307 6.8 MEDIUM 多款Cisco产品安全漏洞
CVE-2024-20278 6.5 MEDIUM Cisco IOS XE Software 安全漏洞
CVE-2024-20306 6.0 MEDIUM Cisco IOS XE Software 安全漏洞
CVE-2024-20265 5.9 MEDIUM Cisco Access Point 安全漏洞
CVE-2024-20316 5.8 MEDIUM Cisco IOS XE Software 安全漏洞
CVE-2024-20309 5.6 MEDIUM Cisco IOS XE Software 安全漏洞
CVE-2024-20324 5.5 MEDIUM Cisco IOS XE Software 安全漏洞
CVE-2024-20354 4.7 MEDIUM Cisco Aironet Access Point Software 安全漏洞
CVE-2024-20333 4.3 MEDIUM Cisco DNA Center 安全漏洞

IV. Related Vulnerabilities

Same product: Cisco IOS XE Software
Same vendor: Cisco
Same weakness: CWE-783

V. Comments for CVE-2024-20314

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