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7.4 High

CVE-2019-1750 A vulnerability in the Easy Virtual Switching System (VSS) of Cisco IOS XE Software on Catalyst 4500 Series Switches…

Description

A vulnerability in the Easy Virtual Switching System (VSS) of Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an unauthenticated, adjacent attacker to cause the switches to reload. The vulnerability is due to incomplete error handling when processing Cisco Discovery Protocol (CDP) packets used with the Easy Virtual Switching System. An attacker could exploit this vulnerability by sending a specially crafted CDP packet. An exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.

Affected products and versions

Product Affected versions Fixed in
Cisco IOS XE Software 16.9.2h No fix stated
Cisco IOS XE Software 3.10 3.10.0E → 3.10.2E No fix stated
Cisco IOS XE Software 3.9 3.9.0E → 3.9.2bE No fix stated
Cisco IOS XE Software 3.8 3.8.0E → 3.8.7E No fix stated
Cisco IOS XE Software 3.7 3.7.0E → 3.7.3E No fix stated
Cisco IOS XE Software 3.6 3.6.0E → 3.6.10E No fix stated

References

Timeline

  1. Published
  2. Last modified

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