CVE-2020-27287: Delta Industrial Automation CNCSoft-B DOPSoft XLS File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Mon Jan 11 2021(Updated: )
Delta Electronics CNCSoft-B Versions 1.0.0.2 and prior is vulnerable to an out-of-bounds write while processing project files, which may allow an attacker to execute arbitrary code.
Credit: ics-cert@hq.dhs.gov
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Deltaww Cncsoft-b | <=1.0.0.2 | |
| Delta Electronics CNCSoft-B Versions 1.0.0.2 and prior | ||
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Reference Links
- https://us-cert.cisa.gov/ics/advisories/icsa-21-007-04
- https://www.zerodayinitiative.com/advisories/ZDI-21-030/
- https://www.zerodayinitiative.com/advisories/ZDI-21-031/
- https://www.zerodayinitiative.com/advisories/ZDI-21-041/
- https://www.zerodayinitiative.com/advisories/ZDI-21-043/
- https://www.zerodayinitiative.com/advisories/ZDI-21-044/
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-007-04 (Advisory)
Frequently Asked Questions
What is CVE-2020-27287?
CVE-2020-27287 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation CNCSoft-B.
How can this vulnerability be exploited?
To exploit this vulnerability, the target must visit a malicious page or open a malicious file.
What is the severity of CVE-2020-27287?
The severity of CVE-2020-27287 is high with a CVSS score of 7.8.
Which software versions are affected by CVE-2020-27287?
The vulnerability affects Delta Industrial Automation CNCSoft-B version 1.0.0.2.
How can I fix CVE-2020-27287?
Delta Industrial Automation has not released a patch for this vulnerability at the moment. It is recommended to avoid visiting untrusted websites or opening suspicious files.
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