ZDI-CAN-10079: Advantech WebAccess/SCADA BwBacNetJ 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 BwBacNetJ 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 |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-10079?
The severity of ZDI-CAN-10079 is critical due to its potential for remote code execution without authentication.
How do I fix ZDI-CAN-10079?
To fix ZDI-CAN-10079, update your Advantech WebAccess/SCADA installation to the latest security patch provided by the vendor.
What systems are affected by ZDI-CAN-10079?
ZDI-CAN-10079 affects Advantech WebAccess/SCADA installations that utilize the BwBacNetJ driver.
Can ZDI-CAN-10079 be exploited without authentication?
Yes, ZDI-CAN-10079 can be exploited by remote attackers without requiring any form of authentication.
What impact does ZDI-CAN-10079 have on affected systems?
The impact of ZDI-CAN-10079 allows remote attackers to execute arbitrary code on affected systems, compromising their security.
- agent/references
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-20-633
- alias/ZDI-CAN-10079
- alias/CVE-2020-12002
- agent/software-canonical-lookup
- agent/severity
- agent/title
- agent/type
- agent/description
- agent/event
- agent/tags
- agent/source
- vendor/advantech
- canonical/advantech webaccess/scada