#VU49586 Insecure DLL loading


Published: 2021-01-13 | Updated: 2021-01-18

Vulnerability identifier: #VU49586

Vulnerability risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1240

CWE-ID: CWE-427

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cisco Proximity Desktop for Windows
Client/Desktop applications / Other client software

Vendor:

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to incorrect handling of directory paths at run time in the loading process of specific DLLs. A local user can place a malicious DLL file in a specific location on the targeted system and execute arbitrary code with the privileges of another user’s account.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco Proximity Desktop for Windows: before 3.1.0

CPE

External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-proximity-dll-UvW4VHPM


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability