CVE-2020-27291: Delta Industrial Automation CNCSoft-B DOPSoft XLS File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability
Delta Electronics CNCSoft-B Versions 1.0.0.2 and prior is vulnerable to an out-of-bounds read while processing project files, which may allow an attacker to execute arbitrary code.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation CNCSoft-B. 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 in the DOPSoft application. The issue results from the lack of proper validation of user-supplied data, which can result in a read before the start of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-27291?
CVE-2020-27291 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation CNCSoft-B.
How severe is CVE-2020-27291?
CVE-2020-27291 has a severity score of 7.8 (high).
How does CVE-2020-27291 impact Delta Industrial Automation CNCSoft-B?
CVE-2020-27291 allows remote attackers to execute arbitrary code on affected Delta Industrial Automation CNCSoft-B installations.
How can CVE-2020-27291 be exploited?
To exploit CVE-2020-27291, the target must either visit a malicious page or open a malicious file.
What is the recommended solution for CVE-2020-27291?
To mitigate CVE-2020-27291, it is advised to update Delta Industrial Automation CNCSoft-B to version 1.0.0.3 or later.