CVE-2017-6599

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.

• CWE-772

• http://www.securityfocus.com/bid/97464Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1038191
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405-iosVendor Advisory
• http://www.securityfocus.com/bid/97464Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1038191
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405-iosVendor Advisory

Published

Apr 7, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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