CVE-2024-20496— Cisco SD-WAN vEdge Routers Denial of Service Vulnerability
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I. Basic Information for CVE-2024-20496
Vulnerability Information
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Vulnerability Title
Cisco SD-WAN vEdge Routers Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system. This vulnerability is due to incorrect handling of a specific type of malformed UDP packet. An attacker in a machine-in-the-middle position could exploit this vulnerability by sending crafted UDP packets to an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition on the affected system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco SD-WAN vEdge 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco SD-WAN vEdge是美国思科（Cisco）公司的一款路由器。 Cisco SD-WAN vEdge存在安全漏洞，该漏洞源于未正确处理特定类型的格式错误的 UDP 数据包。
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 SD-WAN vEdge Cloud | 19.2.1 | - | |
| Cisco | Cisco SD-WAN vEdge router | 18.4.303 | - |
II. Public POCs for CVE-2024-20496
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Cisco · 2024-09-25 · 15 CVEs total
| CVE-2024-20467 | 8.6 HIGH | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20464 | 8.6 HIGH | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20480 | 8.6 HIGH | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20436 | 8.6 HIGH | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20433 | 8.6 HIGH | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20455 | 8.6 HIGH | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20437 | 8.1 HIGH | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20350 | 7.5 HIGH | Cisco Catalyst Center Static SSH Host Key Vulnerability |
| CVE-2024-20414 | 6.5 MEDIUM | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20475 | 6.4 MEDIUM | Cisco SD-WAN vManage Cross-Site Scripting Vulnerability |
| CVE-2024-20465 | 5.8 MEDIUM | Cisco IOS 安全漏洞 |
| CVE-2024-20508 | 5.8 MEDIUM | Cisco UTD Snort IPS Engine Software for Cisco IOS XE Software Security Policy Bypass and D |
| CVE-2024-20510 | 4.7 MEDIUM | Cisco IOS XE Software 安全漏洞 |
| CVE-2024-20434 | 4.3 MEDIUM | Cisco IOS XE Software 安全漏洞 |
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V. Comments for CVE-2024-20496
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