CVE-2020-25229 (GCVE-0-2020-25229)

Vulnerability from cvelistv5 – Published: 2020-12-14 21:05 – Updated: 2024-08-04 15:33
VLAI
Summary
A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.
Severity
No CVSS data available.
CWE
  • CWE-321 - Use of Hard-coded Cryptographic Key
Assigner
References
Impacted products
Vendor Product Version
Siemens LOGO! 8 BM (incl. SIPLUS variants) Affected: All versions < V8.3
Create a notification for this product.
Show details on NVD website

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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

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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.
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  • 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.

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