#VU55933 Permissions, Privileges, and Access Controls in xArrow - CVE-2021-33025

Vulnerability identifier: #VU55933

Vulnerability risk: Low

CVSSv4.0: 1.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-33025

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
xArrow
Server applications / SCADA systems

Vendor: xArrow

Description

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

The vulnerability exists due to the affected product permits unvalidated registry keys to be run with application-level privileges., which leads to security restrictions bypass and privilege escalation.

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

Vulnerable software versions

xArrow: 7.2

---

External links
https://ics-cert.us-cert.gov/advisories/icsa-21-229-03

---

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.