ZDI-CAN-10085: Advantech WebAccess/SCADA BwTCPIP Heap-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 BwTCPIP 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 heap-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 |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-10085?
The severity of ZDI-CAN-10085 is critical due to its ability to allow remote code execution without authentication.
How do I fix ZDI-CAN-10085?
To fix ZDI-CAN-10085, apply the latest patches provided by Advantech for WebAccess/SCADA.
What systems are affected by ZDI-CAN-10085?
ZDI-CAN-10085 affects installations of Advantech WebAccess/SCADA that utilize the BwTCPIP device driver.
Can ZDI-CAN-10085 be exploited remotely?
Yes, ZDI-CAN-10085 can be exploited remotely, allowing attackers to execute arbitrary code.
Is authentication required to exploit ZDI-CAN-10085?
No, authentication is not required to exploit ZDI-CAN-10085.
- agent/references
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-20-621
- alias/ZDI-CAN-10085
- alias/CVE-2020-10638
- agent/software-canonical-lookup
- agent/title
- agent/severity
- agent/type
- agent/description
- agent/event
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- agent/source
- vendor/advantech
- canonical/advantech webaccess/scada