CVE-2021-22717: Schneider Electric C-Bus Toolkit ACCESS SAVE Directory Traversal Remote Code Execution Vulnerability
First published: Tue Apr 13 2021(Updated: )
A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in C-Bus Toolkit (V1.15.7 and prior) that could allow a remote code execution when processing config files.
Credit: cybersecurity@se.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Schneider-electric C-bus Toolkit | <=1.15.7 | |
| Schneider Electric C-Bus Toolkit | ||
| Schneider Electric C-Bus Toolkit v1.15.7 and prior |
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Reference Links
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-103-01
- https://www.zerodayinitiative.com/advisories/ZDI-21-447/
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-105-01 (Advisory)
- http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-103-01
- https://us-cert.cisa.gov/ics/advisories/icsa-21-105-01
Frequently Asked Questions
What is the vulnerability ID for this Schneider Electric C-Bus Toolkit vulnerability?
The vulnerability ID for this Schneider Electric C-Bus Toolkit vulnerability is CVE-2021-22717.
What is the severity of CVE-2021-22717?
The severity of CVE-2021-22717 is high with a severity value of 8.8.
How can remote attackers exploit CVE-2021-22717?
Remote attackers can exploit CVE-2021-22717 by executing arbitrary code on affected installations of Schneider Electric C-Bus Toolkit, bypassing the existing authentication mechanism.
Which version of Schneider Electric C-Bus Toolkit is affected by CVE-2021-22717?
Schneider Electric C-Bus Toolkit up to version 1.15.7 is affected by CVE-2021-22717.
Is there a fix available for CVE-2021-22717?
Yes, Schneider Electric has released a fix for CVE-2021-22717. Please refer to the official Schneider Electric security advisory for more information.
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