FKIE_CVE-2020-3527

Vulnerability from fkie_nvd - Published: 2020-09-24 18:15 - Updated: 2024-11-21 05:31
Severity ?
8.6 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Summary
A vulnerability in the Polaris kernel of Cisco Catalyst 9200 Series Switches could allow an unauthenticated, remote attacker to crash the device. The vulnerability is due to insufficient packet size validation. An attacker could exploit this vulnerability by sending jumbo frames or frames larger than the configured MTU size to the management interface of this device. A successful exploit could allow the attacker to crash the device fully before an automatic recovery.
References
psirt@cisco.comhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-JP-DOS-g5FfGm8yVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-JP-DOS-g5FfGm8yVendor Advisory
Impacted products
Vendor Product Version
cisco ios_xe *
cisco ios_xe *
cisco catalyst_c9200l-24p-4g -
cisco catalyst_c9200l-24p-4x -
cisco catalyst_c9200l-24pxg-2y -
cisco catalyst_c9200l-24pxg-4x -
cisco catalyst_c9200l-24t-4g -
cisco catalyst_c9200l-24t-4x -
cisco catalyst_c9200l-48p-4g -
cisco catalyst_c9200l-48p-4x -
cisco catalyst_c9200l-48pxg-2y -
cisco catalyst_c9200l-48pxg-4x -
cisco catalyst_c9200l-48t-4g -
cisco catalyst_c9200l-48t-4x -
To clipboard 

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  • 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.
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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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