VDB

CVE-2021-1615

CVE-2021-1615 PUBLISHED CVSS 8.600000381469727 HIGH

A vulnerability in the packet processing functionality of Cisco Embedded Wireless Controller (EWC) Software for Catalyst Access Points (APs) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected AP. This vulnerability is due to insufficient buffer allocation. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to exhaust available resources and cause a DoS condition on an affected AP, as well as a DoS condition for client traffic traversing the AP.

EPSS 0.44% · 63.7th percentile

Risk Scores

CVSS 3.1
8.600000381469727
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS Score
0.44%
63.7th percentile

Affected Products

VendorProductVersions
ciscoembedded_wireless_controller0
CiscoCisco IOS XE Software*

Timeline

  • Apr 13, 2021 CVE Published
  • Sep 23, 2021 EPSS Score
  • Oct 5, 2021 EPSS Score
  • Oct 11, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Jan 15, 2022 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Mar 14, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • Jul 6, 2022 EPSS Score
  • Sep 2, 2022 EPSS Score
  • Oct 29, 2022 EPSS Score

References

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