CVE-2020-3527

EPSS 0.68%
Published 24.09.2020 18:15:21
Last modified 21.11.2024 05:31:15
Source psirt@cisco.com
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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.

Affected products Warnungen 0 Metrics 4 CWE 2 References 4

Data is provided by the National Vulnerability Database (NVD)

Cisco ≫ Ios Xe Version >= 16.9.0 < 16.9.5

Cisco ≫ Ios Xe Version >= 16.12.0 < 16.12.3

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.68%	0.709

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	8.6	3.9	4	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
nvd@nist.gov	7.8	10	6.9	AV:N/AC:L/Au:N/C:N/I:N/A:C
psirt@cisco.com	8.6	3.9	4	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-JP-DOS-g5FfGm8y

Vendor Advisory

https://nvd.nist.gov/vuln/detail/CVE-2020-3527

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2020-3527

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2020-3527

EUVD