Privilege escalation in Siemens SENTRON powermanager

1) Incorrect permission assignment for critical resource

EUVDB-ID: #VU58196

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-2021-37207

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

Exploit availability: No

Description

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

The vulnerability exists due to the affected application assigns improper access rights to a specific folder containing configuration files. A local user can gain elevated privileges on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SENTRON powermanager Version 3: before 3.6 HF1

CPE2.3

• cpe:2.3:a:siemens:sentron_powermanager_version_3:*:*:*:*:*:*:*:*

External links

https://cert-portal.siemens.com/productcert/pdf/ssa-537983.pdf

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.