Remote code execution in Okta Advanced Server Access Client

1) OS Command Injection

EUVDB-ID: #VU73182

Risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-0093

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation within the third-party webbrowser library. A remote attacker can trick the victim to enter an attacker controlled server URL during enrollment and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Advanced Server Access client for Windows: 1.44.2 - 1.68.1

Okta Advanced Server Access Client for Linux: 1.44.2 - 1.68.1

Okta Advanced Server Access Client for macOS: 1.44.2 - 1.68.1

CPE2.3

• cpe:2.3:a:okta:advanced_server_access_client_windows:1.44.2:*:*:*:*:*:*:*
• cpe:2.3:a:okta:advanced_server_access_client_windows:1.45.3:*:*:*:*:*:*:*
• cpe:2.3:a:okta:advanced_server_access_client_windows:1.45.4:*:*:*:*:*:*:*
• cpe:2.3:a:okta:okta_advanced_server_access_client_linux:1.44.2:*:*:*:*:*:*:*
• cpe:2.3:a:okta:okta_advanced_server_access_client_linux:1.45.3:*:*:*:*:*:*:*
• cpe:2.3:a:okta:okta_advanced_server_access_client_linux:1.45.4:*:*:*:*:*:*:*
• cpe:2.3:a:okta:okta_advanced_server_access_client_macos:1.44.2:*:*:*:*:*:*:*
• cpe:2.3:a:okta:okta_advanced_server_access_client_macos:1.45.3:*:*:*:*:*:*:*
• cpe:2.3:a:okta:okta_advanced_server_access_client_macos:1.45.4:*:*:*:*:*:*:*

External links

http://trust.okta.com/security-advisories/okta-advanced-server-access-client-cve-2023-0093/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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