8.6

CVE-2023-20226

A vulnerability in Application Quality of Experience (AppQoE) and Unified Threat Defense (UTD) on Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition.

 This vulnerability is due to the mishandling of a crafted packet stream through the AppQoE or UTD application. An attacker could exploit this vulnerability by sending a crafted packet stream through an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
CiscoIos Xe Version17.7.1
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.7.1a
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.7.2
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.8.1
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.8.1a
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.9.1
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.9.1a
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.9.2
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.9.2a
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.10.1
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
CiscoIos Xe Version17.10.1a
   CiscoCatalyst 8000v Edge Version-
   Cisco1100-4g Integrated Services Router Version-
   Cisco1100-4gltegb Integrated Services Router Version-
   Cisco1100-4gltena Integrated Services Router Version-
   Cisco1100-6g Integrated Services Router Version-
   Cisco4221 Integrated Services Router Version-
   Cisco4321/k9-rf Integrated Services Router Version-
   Cisco4321/k9-ws Integrated Services Router Version-
   Cisco4321/k9 Integrated Services Router Version-
   Cisco4321 Integrated Services Router Version-
   Cisco4331/k9-rf Integrated Services Router Version-
   Cisco4331/k9-ws Integrated Services Router Version-
   Cisco4331/k9 Integrated Services Router Version-
   Cisco4331 Integrated Services Router Version-
   Cisco4351/k9-rf Integrated Services Router Version-
   Cisco4351/k9-ws Integrated Services Router Version-
   Cisco4351/k9 Integrated Services Router Version-
   Cisco4351 Integrated Services Router Version-
   Cisco4431 Integrated Services Router Version-
   CiscoC8200-1n-4t Version-
   CiscoC8200l-1n-4t Version-
   CiscoC8500l-8s4x Version-
   CiscoCatalyst 8300-1n1s-4t2x Version-
   CiscoCatalyst 8300-1n1s-6t Version-
   CiscoCatalyst 8300-2n2s-4t2x Version-
   CiscoCatalyst 8300-2n2s-6t Version-
   CiscoCatalyst Ir8340 Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.18% 0.399
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
psirt@cisco.com 8.6 3.9 4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CWE-456 Missing Initialization of a Variable

The product does not initialize critical variables, which causes the execution environment to use unexpected values.