Vulnerability identifier: #VU71786

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-2023-0251

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
DIAScreen
Server applications / Other server solutions

Vendor: Delta Electronics, Inc.

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when parsing DPA files. A remote attacker can trick the victim to open a specially crafted file, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

DIAScreen: 1.2.1.23

---

External links
http://ics-cert.us-cert.gov/advisories/icsa-23-033-01
http://www.zerodayinitiative.com/advisories/ZDI-23-518/
http://www.zerodayinitiative.com/advisories/ZDI-23-514/
http://www.zerodayinitiative.com/advisories/ZDI-23-511/
http://www.zerodayinitiative.com/advisories/ZDI-23-1294/

---

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.