CVE-2021-33000

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Parsing a maliciously crafted project file may cause a heap-based buffer overflow, which may allow an attacker to perform arbitrary code execution. User interaction is required on the WebAccess HMI Designer (versions 2.1.9.95 and prior).

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122 CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Jun 24, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-330016.1xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘bdate’ of the resource xhisvalue.htm, which may CVE-2021-330027.8Opening a maliciously crafted project file may cause an out-of-bounds write, which may allow an attacker to execute arbitrary code. User int CVE-2021-330035.5Delta Electronics DIAEnergie Version 1.7.5 and prior may allow an attacker to retrieve passwords in cleartext due to a weak hashing algorith CVE-2021-330047.8The affected product is vulnerable to memory corruption condition due to lack of proper validation of user supplied files, which may allow a CVE-2021-330057.5mySCADA myPRO versions prior to 8.20.0 allows an unauthenticated remote attacker to upload arbitrary files to arbitrary directories.CVE-2021-330077.8A heap-based buffer overflow in Delta Electronics TPEditor: v1.98.06 and prior may be exploited by processing a specially crafted project fi CVE-2021-330089.8AVEVA System Platform versions 2017 through 2020 R2 P01 does not perform any authentication for functionality that requires a provable user CVE-2021-330097.5mySCADA myPRO versions prior to 8.20.0 allows an unauthenticated remote attacker to upload arbitrary files to the file system.CVE-2021-330107.5An exception is thrown from a function in AVEVA System Platform versions 2017 through 2020 R2 P01, but it is not caught, which may cause a d CVE-2021-330114.3All versions of the afffected TOYOPUC-PC10 Series,TOYOPUC-Plus Series,TOYOPUC-PC3J/PC2J Series, TOYOPUC-Nano Series products may not be able CVE-2021-330128.6Rockwell Automation MicroLogix 1100, all versions, allows a remote, unauthenticated attacker sending specially crafted commands to cause the CVE-2021-330137.5mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive system information.