CVE-2020-6996: Buffer Overflow
First published: Wed Apr 15 2020(Updated: )
Triangle MicroWorks DNP3 Outstation LibrariesDNP3 Outstation .NET Protocol components and DNP3 Outstation ANSI C source code libraries are affected:3.16.00 through 3.25.01. A specially crafted message may cause a stack-based buffer overflow. Authentication is not required to exploit this vulnerability.
Credit: ics-cert@hq.dhs.gov
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Trianglemicroworks Dnp3 Source Code Library | >=3.16.00<=3.25.01 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2020-6996?
CVE-2020-6996 has a high severity rating due to the potential for remote exploitation leading to a stack-based buffer overflow.
How do I fix CVE-2020-6996?
To fix CVE-2020-6996, upgrade the affected DNP3 Outstation libraries to versions later than 3.25.01.
What types of systems are affected by CVE-2020-6996?
CVE-2020-6996 affects Triangle MicroWorks DNP3 Outstation Libraries versions 3.16.00 through 3.25.01.
Is authentication required to exploit CVE-2020-6996?
No, CVE-2020-6996 can be exploited without requiring authentication.
What kind of attack does CVE-2020-6996 allow for?
CVE-2020-6996 allows for a remote attacker to send specially crafted messages that can lead to a stack-based buffer overflow.
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- vendor/trianglemicroworks
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- version/trianglemicroworks dnp3 source code library/3.16.00
- version/trianglemicroworks dnp3 source code library/3.25.01