CVE-2017-6599

Severity: medium (CVSS 5.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-04-07 · updated 2026-06-17
Weakness: CWE-772

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.

Affected products

Cisco IOS XR Software: 6.1.1, 6.2.1

References

http://www.securityfocus.com/bid/97464
http://www.securitytracker.com/id/1038191
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405-ios
http://www.securityfocus.com/bid/97464
http://www.securitytracker.com/id/1038191
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405-ios

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