CVE-2021-38402: delta electronics dopsoft 2 Stack-based Buffer Overflow

Vulnerability summary

CVE-2021-38402 is a high (CVSS 7.8) Stack-based Buffer Overflow vulnerability in delta electronics dopsoft 2. EPSS estimates a 7.12% chance of exploitation in the next 30 days, higher than 94.2% of scored vulnerabilities.

Timeline

1. 17-09-2021
   PublishedVulnerability first disclosed.
2. 23-04-2025
   Last modifiedVulnerability information updated.

Description

Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specific project files. This could lead to a stack-based buffer overflow while trying to copy to a buffer during font string handling. An attacker could leverage this vulnerability to execute code in the context of the current process.

• CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).