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Dopsoft CVE-2020-14482

HIGH
Heap-based Buffer Overflow (CWE-122)
2020-06-30 ics-cert@hq.dhs.gov
7.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Heap buffer bounds checking
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, no privileges required, user interaction required.

Exploit ScenarioDerived

Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 2.6% exploitation probability (EPSS)

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AnalysisAI

Delta Industrial Automation DOPSoft, Version 4.00.08.15 and prior. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-122. Delta Industrial Automation DOPSoft, Version 4.00.08.15 and prior. Opening a specially crafted project file may overflow the heap, which may allow remote code execution, disclosure/modification of information, or cause the application to crash. Affected products include: Deltaww Dopsoft. Version information: Version 4.00.08.15.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.8 HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

Delta Industrial Automation DOPSoft, Version 4.00.08.15 and prior. Opening a specially crafted project file may overflow the heap, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.

Threat Intelligence Overview

EPSS Score
2.6%
Top 17% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 2.6%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +3
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

A heap overflow occurs when a program writes data beyond the bounds of a buffer allocated in the heap memory region.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)NVD

cpe:2.3:a:deltaww:dopsoft:*:*:*:*:*:*:*:*
CVE-2024-1595 HIGH
7.8 Feb 29

Delta Electronics CNCSoft-B DOPSoft prior to v4.0.0.82 insecurely loads libraries, which may allow an attacker to use DL

CVE-2023-5944 HIGH
7.8 Dec 04

Delta Electronics DOPSoft is vulnerable to a stack-based buffer overflow, which may allow for arbitrary code execution i

CVE-2023-4685 HIGH
7.8 Sep 07

Delta Electronics' CNCSoft-B version 1.0.0.4 and DOPSoft versions 4.0.0.82 and prior are vulnerable to stack-based buffe

CVE-2023-0124 HIGH
7.8 Feb 03

Delta Electronics DOPSoft versions 4.00.16.22 and prior are vulnerable to an out-of-bounds write, which could allow an a

CVE-2023-0123 HIGH
7.8 Feb 03

Delta Electronics DOPSoft versions 4.00.16.22 and prior are vulnerable to a stack-based buffer overflow, which could all

CVE-2021-38406 HIGH
7.8 Sep 17

Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specif

CVE-2021-38404 HIGH
7.8 Sep 17

Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specif

CVE-2021-38402 HIGH
7.8 Sep 17

Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specif

CVE-2021-33019 HIGH
7.8 Aug 30

A stack-based buffer overflow vulnerability in Delta Electronics DOPSoft Version 4.00.11 and prior may be exploited by p

CVE-2021-27412 HIGH
7.8 Jul 02

Delta Electronics DOPSoft Versions 4.0.10.17 and prior are vulnerable to an out-of-bounds read, which may allow an attac

CVE-2022-2966 HIGH
7.5 Dec 16

Out-of-bounds Read vulnerability in Delta Electronics DOPSoft. Rated high severity (CVSS 7.5), this vulnerability is rem

CVE-2021-27455 MEDIUM
5.5 Jul 02

Delta Electronics DOPSoft Versions 4.0.10.17 and prior are vulnerable to an out-of-bounds read while processing project

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