CVE-2020-27265 (GCVE-0-2020-27265)

Vulnerability from cvelistv5 – Published: 2021-01-13 23:33 – Updated: 2024-08-04 16:11
VLAI
Summary
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.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-121 - STACK-BASED BUFFER OVERFLOW CWE-121
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a PTC Kepware KEPServerEX; ThingWorx Industrial Connectivity; OPC-Aggregator; Rockwell Automation KEPServer Enterprise; GE Digital Industrial Gateway Server; Software Toolbox TOP Server Affected: v6.0 to v6.9
Affected: v6.8 and v6.9
Affected: All versions
Affected: v7.68.804, v7.66
Affected: All 6.x versions
Show details on NVD website
To clipboard 

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}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


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