CVE-2017-6599

MEDIUM

Cisco IOS XR Software 6.1.1.BASE 6.2.1.BASE - Unauthenticated Denial of Service via gRPC Memory Leak

Title source: llm
STIX 2.1

Description

A vulnerability in Google-defined remote procedure call (gRPC) handling in Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause the Event Management Service daemon (emsd) to crash due to a system memory leak, resulting in a denial of service (DoS) condition. This vulnerability affects Cisco IOS XR Software with gRPC enabled. More Information: CSCvb14433. Known Affected Releases: 6.1.1.BASE 6.2.1.BASE. Known Fixed Releases: 6.2.1.22i.MGBL 6.1.22.9i.MGBL 6.1.21.12i.MGBL 6.1.2.13i.MGBL.

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038191
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/97464

Scores

CVSS v3 5.3
EPSS 0.0204
EPSS Percentile 78.6%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Details

CWE
CWE-772
Status published
Products (3)
cisco/ios_xr 6.1.1
cisco/ios_xr 6.2.1
n/a/Cisco IOS XR Software Cisco IOS XR Software
Published Apr 07, 2017
Tracked Since Feb 18, 2026