Medium severity5.3NVD Advisory· Published Apr 17, 2019· Updated Jun 17, 2026

CVE-2019-1711

Description

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.

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Affected products

Cisco Systems, Inc./iOS Xr
cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*
Range: >=6.1.0,<6.5.1
Cisco Systems, Inc./iOS Xr Softwarellm-fuzzy2 versions
before 6.5.1+ 1 more
- (no CPE)range: before 6.5.1
- (no CPE)range: unspecified

Patches

Vulnerability mechanics

References

www.securityfocus.com/bid/108017nvdThird Party AdvisoryVDB Entry
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-ios-xr-dosnvdVendor Advisory

News mentions

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epss	0.002
exploit	0.000
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ransomware	0.000