CVE-2020-3527
Description
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.
Risk Information
Base Score
8.6
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.683
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Cisco Catalyst 9200 Series Switches Jumbo Frame Denial of Service Vulnerability For Cisco IOS XE Software | NCM |
| Uncontrolled Resource Consumption Vulnerability (CVE-2020-3527) | NCM |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-1706107 | Security Update for Cisco IOS XE Software 5.2(1)SV5(1.3a) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234