CVE-2020-12002: Advantech WebAccess/SCADA DATACORE IOCTL 0x00005241 Stack-based Buffer Overflow Remote Code Execution Vulnerability
First published: Fri May 08 2020(Updated: )
Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple stack-based buffer overflow vulnerabilities exist caused by a lack of proper validation of the length of user-supplied data, which may allow remote code execution.
Credit: ics-cert@hq.dhs.gov
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Advantech WebAccess/SCADA | ||
| Advantech WebAccess | <=8.4.4 | |
| Advantech WebAccess | =9.0.0 |
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Reference Links
- https://www.us-cert.gov/ics/advisories/icsa-20-128-36
- https://www.zerodayinitiative.com/advisories/ZDI-20-634/
- https://www.zerodayinitiative.com/advisories/ZDI-20-590/
- https://www.zerodayinitiative.com/advisories/ZDI-20-591/
- https://www.zerodayinitiative.com/advisories/ZDI-20-592/
- https://www.zerodayinitiative.com/advisories/ZDI-20-625/
- https://www.zerodayinitiative.com/advisories/ZDI-20-619/
- https://www.zerodayinitiative.com/advisories/ZDI-20-624/
- https://www.zerodayinitiative.com/advisories/ZDI-20-622/
- https://www.zerodayinitiative.com/advisories/ZDI-20-633/
- https://www.us-cert.gov/ics/advisories/icsa-20-128-01
Frequently Asked Questions
What is CVE-2020-12002?
CVE-2020-12002 is a vulnerability in Advantech WebAccess/SCADA that allows remote attackers to execute arbitrary code on affected installations.
How severe is CVE-2020-12002?
CVE-2020-12002 has a severity score of 9.8 (Critical).
What is the affected software for CVE-2020-12002?
The affected software for CVE-2020-12002 includes Advantech WebAccess/SCADA versions up to 8.4.4 and version 9.0.0.
Is authentication required to exploit CVE-2020-12002?
No, authentication is not required to exploit CVE-2020-12002.
How can I fix CVE-2020-12002?
To fix CVE-2020-12002, it is recommended to apply the necessary security patches or updates provided by Advantech.
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