// For flags

CVE-2021-33007

Delta Industrial Automation TPEditor TPE File Parsing Memory Corruption 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

A heap-based buffer overflow in Delta Electronics TPEditor: v1.98.06 and prior may be exploited by processing a specially crafted project file. Successful exploitation of this vulnerability may allow an attacker to execute arbitrary code.

Un desbordamiento del búfer en la región heap de la memoria en Delta Electronics TPEditor: versiones v1.98.06 y anteriores, puede ser explotado al procesar un archivo de proyecto especialmente diseñado. Una explotación con éxito de esta vulnerabilidad puede permitir a un atacante ejecutar código arbitrario.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation TPEditor. 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 TPE files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process.

*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
  • 2021-05-13 CVE Reserved
  • 2021-08-26 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-08-18 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-122: Heap-based Buffer Overflow
CAPEC
References (1)
URL Tag Source
https://us-cert.cisa.gov/ics/advisories/icsa-21-236-03 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"
 Tpeditor
Search vendor "Deltaww" for product "Tpeditor"
 <= 1.98.06
Search vendor "Deltaww" for product "Tpeditor" and version " <= 1.98.06"
-
Affected