CVE-2019-1711: Cisco IOS XR gRPC Software Denial of Service Vulnerability
A vulnerability in the Event Management Service daemon (emsd) of Cisco IOS XR 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 gRPC requests. An attacker could exploit this vulnerability by repeatedly sending unauthenticated gRPC requests to the affected device. A successful exploit could cause the emsd process to crash, resulting in a DoS condition. Resolved in Cisco IOS XR 6.5.1 and later.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-1711?
CVE-2019-1711 is a vulnerability in the Event Management Service daemon (emsd) of Cisco IOS XR Software that could allow an unauthenticated attacker to cause a denial of service (DoS) condition on an affected device.
What is the severity of CVE-2019-1711?
The severity of CVE-2019-1711 is high with a CVSS score of 7.5.
How does CVE-2019-1711 affect Cisco IOS XR Software?
CVE-2019-1711 affects Cisco IOS XR Software versions 6.1.0 to 6.5.1.
How can an attacker exploit CVE-2019-1711?
An attacker can exploit CVE-2019-1711 by sending malicious gRPC requests to the Event Management Service daemon (emsd) of Cisco IOS XR Software.
Are there any fixes or patches available for CVE-2019-1711?
Yes, Cisco has released a security advisory with recommended updates to address the vulnerability. Please refer to the Cisco Security Advisory for more information.