The GPT library in the Telegyr 8979 Master Protocol application in SUBNET SubSTATION Server 2 before SSNET 2.12 HF18808 allows remote attackers to cause a denial of service (persistent service crash) via a long RTU-to-Master message.
CVE の解決策
SUBNET has produced hot fix “SSNET v2.12 HF18808” to resolve this issue.
This hot fix can be obtained by secure FTP provided by the SUBNET
support department. Please contact SUBNET Customer Support at: (403)
270-8885, or by email at: support@SUBNET.com and reference SUBNET Release Bulletin “SubSTATION Server 2.12 HF18808
Release, 21 May 2014” for a copy of this release bulletin and
download/installation information (This bulletin is being sent to
registered users only).
Vendor Recommendation:
* The exploit results in an unrecoverable exception, but all software
components are registered as Services under Windows and can be
configured to automatically restart after any stoppage. Users can
configure the service to automatically restart, which limits the DoS to a
momentary disruption.
* Backward compatible releases will be available by request for customers using older versions of SubSTATION Server.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.
Improper Restriction of Operations within the Bounds of a Memory Buffer The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.