Insecure DLL loading in Cisco Secure Client for Linux



| Updated: 2024-06-21
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-20338
CWE-ID CWE-427
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Cisco Secure Client for Linux
Other software / Other software solutions

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Insecure DLL loading

EUVDB-ID: #VU87186

Risk: Low

CVSSv4.0: 5.2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2024-20338

CWE-ID: CWE-427 - Uncontrolled Search Path Element

Exploit availability: Yes

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner in the ISE Posture (System Scan) module. A local user can place a specially crafted .dll file and execute arbitrary code on victim's system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Secure Client for Linux: before 5.1.2.42

CPE2.3 External links

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-privesc-sYxQO6ds


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. However, proof of concept for this vulnerability is available.



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