FKIE_CVE-2020-7584

Vulnerability from fkie_nvd - Published: 2020-07-14 14:15 - Updated: 2024-11-21 05:37
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
A vulnerability has been identified in SIMATIC S7-200 SMART CPU family (All versions >= V2.2 < V2.5.1). Affected devices do not properly handle large numbers of new incomming connections and could crash under certain circumstances. An attacker may leverage this to cause a Denial-of-Service situation.
References
productcert@siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-589181.pdfVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-589181.pdfVendor Advisory
Impacted products
Vendor Product Version
siemens simatic_s7-200_smart_sr_cpu_firmware *
siemens simatic_s7-200_smart_sr_cpu -
siemens simatic_s7-200_smart_st_cpu_firmware *
siemens simatic_s7-200_smart_st_cpu -
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Sightings

Author Source Type Date

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.