High severity · published Sep 17, 2021
CVE-2021-38402
Delta Electronic DOPSoft 2 (Version 2.00.07 and prior) lacks proper validation of user-supplied data when parsing specific project files
7.8
CVSS
7.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)7.1% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DO
Dopsoft · Deltaww
2.00 through 2.00.07 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38402
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38402
Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-252-02
More from Dopsoft
7.8
CVE-2021-38406
Delta Electronics DOPSoft 2 Out-of-Bounds Write
7.8
CVE-2024-1595
Delta Electronics CNCSoft-B DOPSoft prior to v4.0.0.82 insecurely loads libraries, which may allow an attacker to use DLL hijacking and take over the system where the software…
7.8
CVE-2023-43824
A stack based buffer overflow exists in Delta Electronics Delta Industrial Automation DOPSoft when parsing the wTitleTextLen field of a DPS file
7.8
CVE-2023-43823
A stack based buffer overflow exists in Delta Electronics Delta Industrial Automation DOPSoft when parsing the wTTitleLen field of a DPS file
7.8
CVE-2023-43822
A stack based buffer overflow exists in Delta Electronics Delta Industrial Automation DOPSoft when parsing the wLogTitlesTimeLen field of a DPS file