CVE-2021-22718: Schneider Electric C-Bus Toolkit CBZ File Parsing 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 restoring project 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-21-448/
- 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 CVE-2021-22718?
CVE-2021-22718 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Schneider Electric C-Bus Toolkit.
How can remote attackers exploit CVE-2021-22718?
Remote attackers can exploit CVE-2021-22718 by making the target visit a malicious page or open a malicious file.
Who is affected by CVE-2021-22718?
CVE-2021-22718 affects installations of Schneider Electric C-Bus Toolkit version 1.15.7 and prior.
What is the severity of CVE-2021-22718?
CVE-2021-22718 has a severity rating of 7.8, which is considered high.
How can I fix CVE-2021-22718?
To fix CVE-2021-22718, it is recommended to update Schneider Electric C-Bus Toolkit to the latest version available.
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