CVE-2020-3228

Description

A vulnerability in Security Group Tag Exchange Protocol (SXP) in Cisco IOS Software, Cisco IOS XE Software, and Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause the affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability exists because crafted SXP packets are mishandled. An attacker could exploit this vulnerability by sending specifically crafted SXP packets to the affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

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
1.644

Associated Vulnerability

VulnerabilityOS Platform
Cisco IOS, IOS XE, and NX-OS Software Security Group Tag Exchange Protocol Denial of Service Vulnerability For Cisco IOSNCM
Cisco IOS, IOS XE, and NX-OS Software Security Group Tag Exchange Protocol Denial of Service Vulnerability For Cisco IOS XE SoftwareNCM
Cisco IOS, IOS XE, and NX-OS Software Security Group Tag Exchange Protocol Denial of Service Vulnerability For Cisco NX-OS SoftwareNCM
Improper Input Validation Vulnerability (CVE-2020-3228)NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-1706090Security Update for Cisco IOS Amsterdam-17.2.1r
PATCH-1706107Security Update for Cisco IOS XE Software 5.2(1)SV5(1.3a)
PATCH-1706149Security Update for Cisco NX-OS Software 4.1(3a)UCSM

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234