Vulnerability identifier: #VU82701

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-5719

CWE-ID: CWE-158

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Crimson
Client/Desktop applications / Software for system administration

Vendor: Red Lion Controls

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to improper neutralization of null byte or NUL character. A remote attacker can truncate passwords configured by the Crimson configuration tool which can create weaker than intended credentials

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Crimson: 3.2.0053.18

---

External links
http://www.cisa.gov/news-events/ics-advisories/icsa-23-306-01

---

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.