Cyber Resilience

CVE-2023-5068

Memory Safety in Deltaww Diascreen ≤ 1.3.2

Memory Safety
Published
21 September 2023
Modified
21 November 2024
CVSS Score v3.1 7.8
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0021 11th percentile
Risk Priority 65 floored blend · peak EPSS

Summary

CVE-2023-5068 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Deltaww Diascreen. Its CVSS base score is 7.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Privilege Escalation (T1068); ranked at the 11th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

Delta Electronics DIAScreen contains an out-of-bounds write vulnerability when parsing specially crafted input files. The flaw, tracked as CVE-2023-5068 and assigned CWE-787, allows memory to be written past the end of an allocated buffer and carries a CVSS 3.1 score of 7.8 reflecting local attack vector, low complexity, and no required privileges beyond user interaction.

An attacker can exploit the issue by supplying a malicious file that a user opens in DIAScreen. Successful exploitation results in arbitrary code execution within the context of the current process on the affected workstation.

CISA advisory ICSA-23-264-03 and the vendor download pages at diastudio.deltaww.com provide the official notifications and any available software updates or workarounds for this industrial control systems product.

EPSS for the CVE rose sharply from a low baseline to a peak of 0.0909 on 2025-01-22 before receding, indicating that exploitation interest increased well after initial disclosure.

EU & UK References

Vulnerability Data

Delta Electronics DIAScreen may write past the end of an allocated buffer while parsing a specially crafted input file. This could allow an attacker to execute code in the context of the current process.

CWE(s)
CWE-787

Related Threats

MITRE ATT&CK Enterprise Techniques

T1068 Exploitation for Privilege Escalation Privilege Escalation
Adversaries may exploit software vulnerabilities in an attempt to elevate privileges.
attack.mitre.org →
T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
attack.mitre.org →
T1210 Exploitation of Remote Services Lateral Movement
Adversaries may exploit remote services to gain unauthorized access to internal systems once inside of a network.
attack.mitre.org →
T1211 Exploitation for Stealth Stealth
Adversaries may exploit vulnerabilities to evade detection by hiding activity, suppressing logging, or operating within trusted or unmonitored components.
attack.mitre.org →
T1212 Exploitation for Credential Access Credential Access
Adversaries may exploit software vulnerabilities in an attempt to collect credentials.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-0249Same product: Deltaww Diascreen
CVE-2024-39354Same product: Deltaww Diascreen
CVE-2024-47131Same product: Deltaww Diascreen
CVE-2024-7502Same product: Deltaww Diascreen
CVE-2024-39605Same product: Deltaww Diascreen
CVE-2025-47725Same vendor: Deltaww
CVE-2025-47728Same vendor: Deltaww
CVE-2025-47726Same vendor: Deltaww
CVE-2023-0124Same vendor: Deltaww
CVE-2025-22884Same vendor: Deltaww

Affected Assets

deltaww
diascreen
≤ 1.3.2

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection
addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure-development practices (static analysis, bounds checking, code review) are the primary means of preventing out-of-bounds writes.

ID.RA-01 partial match
prevents

Vulnerability scanning and recording can discover out-of-bounds write flaws so they can be remediated.

PR.PS-02 partial match
prevents

Patching or replacing vulnerable software directly eliminates known instances of this coding weakness.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.29 Security testing in development and acceptance mostly match
finds

Security testing in development and acceptance can detect and prevent out-of-bounds write defects.

A.8.25 Secure development life cycle partial match
prevents

Secure development life cycle mandates practices that prevent out-of-bounds writes.

A.8.26 Application security requirements partial match
prevents

Application security requirements can specify bounds-checking and safe memory handling.

A.8.27 Secure system architecture and engineering principles partial match
prevents

Secure architecture and engineering principles reduce the likelihood of buffer overflows.

A.8.28 Secure coding partial match
prevents

Secure coding directly addresses out-of-bounds writes through language choice and coding standards.

A.8.32 Change management partial match
prevents

Change management can enforce review gates that catch unsafe memory operations before deployment.

References