CVE-2017-12704: Buffer Overflow
First published: Wed Aug 30 2017(Updated: )
A heap-based buffer overflow issue was discovered in Advantech WebAccess versions prior to V8.2_20170817. Researchers have identified multiple vulnerabilities where there is a lack of proper validation of the length of user-supplied data prior to copying it to the heap-based buffer, which could allow an attacker to execute arbitrary code under the context of the process.
Credit: ics-cert@hq.dhs.gov
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Advantech WebOP | <=8.2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2017-12704?
CVE-2017-12704 is classified as a high-severity vulnerability due to the potential for remote code execution through a heap-based buffer overflow.
How do I fix CVE-2017-12704?
To fix CVE-2017-12704, upgrade Advantech WebAccess to version 8.2 or later, released after August 17, 2017.
What causes CVE-2017-12704?
CVE-2017-12704 is caused by improper validation of user-supplied data length before it is copied to a heap-based buffer.
Which versions of Advantech WebAccess are affected by CVE-2017-12704?
Advantech WebAccess versions prior to V8.2_20170817 are affected by CVE-2017-12704.
Is CVE-2017-12704 exploitable remotely?
Yes, CVE-2017-12704 is potentially exploitable remotely due to the nature of the buffer overflow vulnerability.
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