// For flags

CVE-2020-7002

Delta Industrial Automation CNCSoft ScreenEditor DPB File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Delta Industrial Automation CNCSoft ScreenEditor, v1.00.96 and prior. Multiple stack-based buffer overflows can be exploited when a valid user opens a specially crafted, malicious input file.

Delta Industrial Automation CNCSoft ScreenEditor, versiones v1.00.96 y anteriores. Múltiples desbordamientos de búfer en la región stack ??de la memoria pueden ser explotados cuando un usuario válido abre un archivo de entrada malicioso especialmente diseñado.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation CNCSoft ScreenEditor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of DPB files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of Administrator.

*Credits: kimiya
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-01-14 CVE Reserved
  • 2020-03-17 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-11-01 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-121: Stack-based Buffer Overflow
  • CWE-787: Out-of-bounds Write
CAPEC
References (1)
URL Tag Source
https://www.us-cert.gov/ics/advisories/icsa-20-077-01 Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Deltaww
Search vendor "Deltaww"
 Cncsoft Screeneditor
Search vendor "Deltaww" for product "Cncsoft Screeneditor"
 <= 1.00.96
Search vendor "Deltaww" for product "Cncsoft Screeneditor" and version " <= 1.00.96"
-
Affected