CVE-2020-27265
9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD
Description
KEPServerEX: v6.0 to v6.9, ThingWorx Kepware Server: v6.8 and v6.9, ThingWorx Industrial Connectivity: All versions, OPC-Aggregator: All versions, Rockwell Automation KEPServer Enterprise, GE Digital Industrial Gateway Server: v7.68.804 and v7.66, Software Toolbox TOP Server: All 6.x versions are vulnerable to a stack-based buffer overflow. Opening a specifically crafted OPC UA message could allow an attacker to crash the server and remotely execute code.
Affected (11)
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Version 7.66 | |
| Version 6.0 | |
| All versions | |
| All versions | |
| Version 6.8 | |
| Version 6.6.504.0 | |
| 6.0 ≤ version ≤ 6.9 |
Related CWEs
CWE-121
Stack-based Buffer Overflow
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.
References (2)
Source: ics-cert@hq.dhs.gov
Third Party AdvisoryUS Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryUS Government Resource
Timeline
No history available yet.