CVE-2024-20320
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I. Basic Information for CVE-2024-20320
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the SSH client feature of Cisco IOS XR Software for Cisco 8000 Series Routers and Cisco Network Convergence System (NCS) 540 Series and 5700 Series Routers could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient validation of arguments that are included with the SSH client CLI command. An attacker with low-privileged access to an affected device could exploit this vulnerability by issuing a crafted SSH client command to the CLI. A successful exploit could allow the attacker to elevate privileges to root on the affected device.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
特权授予不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco IOS XR 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS XR是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。 Cisco IOS XR 存在安全漏洞，该漏洞源于对 SSH 客户端 CLI 命令中包含的参数验证不充分，可能允许经过身份验证的本地攻击者在受影响的设备上提升root权限，以下产品和版本受到影响：8000 Series Routers、IOS XRd Control Plane、IOS XRd vRouter、NCS 540 Series Routers that are running the NCS540L ima
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 XR Software | 7.2.1 | - |
II. Public POCs for CVE-2024-20320
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Cisco · 2024-03-13 · 8 CVEs total
| CVE-2024-20318 | 7.4 HIGH | Cisco IOS XR 安全漏洞 |
| CVE-2024-20327 | 7.4 HIGH | Cisco ASR 9000 安全漏洞 |
| CVE-2024-20262 | 6.5 MEDIUM | Cisco IOS XR 安全漏洞 |
| CVE-2024-20315 | 5.8 MEDIUM | Cisco IOS XR 安全漏洞 |
| CVE-2024-20322 | 5.8 MEDIUM | Cisco IOS XR 安全漏洞 |
| CVE-2024-20266 | 5.3 MEDIUM | Cisco IOS XR Software 安全漏洞 |
| CVE-2024-20319 | 4.3 MEDIUM | Cisco IOS XR 安全漏洞 |
IV. Related Vulnerabilities
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Cisco IOS XR Software CLI Privilege Escalation Vulnerability - CVE-2025-20340
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V. Comments for CVE-2024-20320
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