Command Injection in Siemens SiPass integrated AC5102 and ACC-AP

1) Input validation error

EUVDB-ID: #VU72389

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-31808

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the telnet command line interface. A local user can pass specially crafted input to the application and execute arbitrary commands on the target system with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SiPass integrated AC5102: before 2.85.44

SiPass integrated ACC-AP: before 2.85.43

CPE2.3

• cpe:2.3:a:siemens:sipass_integrated_ac5102:*:*:*:*:*:*:*:*
• cpe:2.3:a:siemens:sipass_integrated_acc-ap:*:*:*:*:*:*:*:*

External links

https://cert-portal.siemens.com/productcert/pdf/ssa-658793.pdficsa-23-047-05

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.