Command Injection in Siemens SiPass integrated AC5100, SiPass integrated AC5200 and SiPass integrated Granta-MK3

1) Input validation error

EUVDB-ID: #VU72389

Risk: Low

CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

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

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

SiPass integrated Granta-MK3: All versions

SiPass integrated AC5200: All versions

SiPass integrated AC5100: All versions

External links

http://cert-portal.siemens.com/productcert/txt/ssa-658793.txt

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.