CVE-2023-43820 Memory corruption in DOPSoft
A stack-based buffer overflow in DOPSoft allows remote code execution when a user opens a malicious DPS file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-43820?
CVE-2023-43820 is a high-severity memory corruption vulnerability in Delta Electronics DOPSoft, published on 18 Jan 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A stack based buffer overflow exists in Delta Electronics Delta Industrial Automation DOPSoft when parsing the wLogTitlesPrevValueLen field of a DPS file. A remote, unauthenticated attacker can exploit this vulnerability by enticing a user to open a specially crafted DPS file to achieve remote code execution.
Which versions are affected by CVE-2023-43820?
It affects 1 product.
Products include Deltaww Dopsoft.
How do I fix CVE-2023-43820?
No fix has been published for CVE-2023-43820 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-43820 being exploited?
There is no known exploitation of CVE-2023-43820 in the wild and no public exploit code.
Other vulnerabilities in Delta Electronics DOPSoft
- CVE-2021-38406 Delta Electronics DOPSoft 2 Improper Input Validation
- CVE-2023-43818 Delta Electronics Delta Industrial Automation DOPSoft DPS File wTextLen Buffer Overflow Remote Code Execution
- CVE-2023-43819 Delta Electronics Delta Industrial Automation DOPSoft DPS File InitialMacroLen Buffer Overflow Remote Code Execution
- CVE-2023-43821 Memory corruption in DOPSoft
- CVE-2023-43822 Delta Electronics Delta Industrial Automation DOPSoft DPS File wLogTitlesTimeLen Buffer Overflow Remote Code Execution
Sources
Also known as GHSA-c86f-jcmq-4qx2.