CVE-2021-1240 MEDIUM

CVE-2021-1240: Cisco Proximity Desktop for Windows DLL Hijacking Vulnerability

Vendor Cisco
Product Cisco Proximity
Weakness CWE-427
Published January 13, 2021
Last update November 12, 2024

CVSS base score

4.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

January 13, 2021 CVE published
November 12, 2024 Record updated