HIGH · 7.5

CVE-2019-12669

A vulnerability in the RADIUS Change of Authorization (CoA) code of Cisco TrustSec, a feature within Cisco IOS XE Software, could allow an unauthenticated, remote attacker to cause a denial of service...

Vulnerability Description

A vulnerability in the RADIUS Change of Authorization (CoA) code of Cisco TrustSec, a feature within Cisco IOS XE Software, could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper handling of a malformed packet. An attacker could exploit this vulnerability by sending a malformed packet to an affected device. A successful exploit could allow the attacker to cause a DoS condition on the affected device.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
CiscoIos15.2\(3\)e
CiscoCatalyst 3560-
CiscoCatalyst 3560-E-
CiscoCatalyst 3560-X-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2019-12669?

CVE-2019-12669 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability in the RADIUS Change of Authorization (CoA) code of Cisco TrustSec, a feature within Cisco IOS XE Software, could allow an unauthenticated, remote attacker to cause a denial of service...

How severe is CVE-2019-12669?

CVE-2019-12669 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-12669?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios, Cisco Catalyst 3560, Cisco Catalyst 3560-E, Cisco Catalyst 3560-X.