CVE-2020-27275
Delta Industrial Automation DOPSoft XLS File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
Delta Electronics DOPSoft Version 4.0.8.21 and prior is vulnerable to an out-of-bounds write while processing project files, which may allow an attacker to execute arbitrary code.
Delta Electronics DOPSoft versiones 4.0.8.21 y anteriores, es vulnerable a una escritura fuera de límites mientras procesa archivos de proyecto, lo que puede permitir a un atacante ejecutar código arbitrario
This vulnerability allows remote atackers to execute arbitrary code on affected installations of Delta Industrial Automation DOPSoft. 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 XLS files. The issue results from the lack of proper validation of user-supplied data, which can result in a write before the start of a data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2020-10-19 CVE Reserved
- 2021-01-11 CVE Published
- 2023-09-27 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (9)
| URL | Tag | Source |
|---|---|---|
| https://us-cert.cisa.gov/ics/advisories/icsa-21-005-05 | Third Party Advisory | |
| https://www.zerodayinitiative.com/advisories/ZDI-21-028 | Third Party Advisory |
|
| https://www.zerodayinitiative.com/advisories/ZDI-21-029 | Third Party Advisory |
|
| https://www.zerodayinitiative.com/advisories/ZDI-21-032 | Third Party Advisory |
|
| https://www.zerodayinitiative.com/advisories/ZDI-21-034 | Third Party Advisory |
|
| https://www.zerodayinitiative.com/advisories/ZDI-21-035 | Third Party Advisory |
|
| https://www.zerodayinitiative.com/advisories/ZDI-21-036 | Third Party Advisory |
|
| https://www.zerodayinitiative.com/advisories/ZDI-21-037 | Third Party Advisory |
|
| https://www.zerodayinitiative.com/advisories/ZDI-21-038 | 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" | Dopsoft Search vendor "Deltaww" for product "Dopsoft" | <= 4.0.8.21 Search vendor "Deltaww" for product "Dopsoft" and version " <= 4.0.8.21" | - |
Affected
| ||||||