ZDI-20-622: Advantech WebAccess/SCADA GpsET200 Stack-based Buffer Overflow Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech WebAccess/SCADA. Authentication is not required to exploit this vulnerability. The specific flaw exists within the GpsET200 device driver. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of Administrator.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Advantech WebAccess/SCADA |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of ZDI-20-622?
The severity of ZDI-20-622 is rated critical due to remote code execution capabilities without authentication.
How do I fix ZDI-20-622?
To fix ZDI-20-622, update to the latest version of Advantech WebAccess/SCADA that patches this vulnerability.
Who is affected by ZDI-20-622?
ZDI-20-622 affects installations of Advantech WebAccess/SCADA that utilize the GpsET200 device driver.
Can ZDI-20-622 be exploited without authentication?
Yes, ZDI-20-622 can be exploited by remote attackers without requiring authentication.
What type of attacks can ZDI-20-622 facilitate?
ZDI-20-622 can facilitate remote code execution attacks on affected systems.
- agent/references
- agent/type
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-20-622
- alias/ZDI-CAN-10086
- alias/CVE-2020-12002
- agent/software-canonical-lookup
- agent/severity
- agent/title
- agent/tags
- agent/description
- agent/event
- agent/source
- vendor/advantech
- canonical/advantech webaccess/scada