CVE-2021-1240— Cisco Proximity Desktop for Windows DLL Hijacking Vulnerability
Quick assessment
Affected
Cisco Cisco Proximity
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.
Desk是个人开发者的一款写作，博客和记笔记应用。Microsoft Windows是美国Microsoft公司的一种桌面操作系统。 Cisco Proximity Desktop for Windows 存在安全漏洞，该漏洞源于对目录路径的错误处理。攻击者可利用该漏洞执行任意代码。
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I. Basic Information for CVE-2021-1240
Vulnerability Information
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Vulnerability Title
Cisco Proximity Desktop for Windows DLL Hijacking Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the loading process of specific DLLs in Cisco Proximity Desktop for Windows could allow an authenticated, local attacker to load a malicious library. To exploit this vulnerability, the attacker must have valid credentials on the Windows system. This vulnerability is due to incorrect handling of directory paths at run time. An attacker could exploit this vulnerability by placing a malicious DLL file in a specific location on the targeted system. This file will execute when the vulnerable application launches. A successful exploit could allow the attacker to execute arbitrary code on the targeted system with the privileges of another user’s account.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Proximity Desktop for Windows 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Desk是个人开发者的一款写作，博客和记笔记应用。Microsoft Windows是美国Microsoft公司的一种桌面操作系统。 Cisco Proximity Desktop for Windows 存在安全漏洞，该漏洞源于对目录路径的错误处理。攻击者可利用该漏洞执行任意代码。
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 Proximity | n/a | - |
|
II. Public POCs for CVE-2021-1240
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-1240 (1)
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-proximity-dll-UvW4VHPM vendor-advisory x_refsource_CISCO
Same Patch Batch · Cisco · 2021-01-13 · 96 CVEs total
| CVE-2021-1144 | 8.8 HIGH | Cisco Connected Mobile Experiences Privilege Escalation Vulnerability |
| CVE-2021-1237 | 7.8 HIGH | Cisco AnyConnect Secure Mobility Client for Windows DLL Injection Vulnerability |
| CVE-2021-1188 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1186 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1187 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1360 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1193 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1194 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1195 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1196 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1192 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1185 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1184 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1183 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1182 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1181 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1180 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1179 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1178 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1177 | 7.2 HIGH | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
Showing top 20 of 96 CVEs. View all on vendor page → →
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V. Comments for CVE-2021-1240
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