CVE-2017-12270

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Summary

CVECVE-2017-12270
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-10-05 07:29:00 UTC
Updated2019-10-09 23:22:00 UTC
DescriptionA vulnerability in the gRPC code of Cisco IOS XR Software for Cisco Network Convergence System (NCS) 5500 Series Routers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition when the emsd service stops. The vulnerability is due to the software's inability to process HTTP/2 packets. An attacker could exploit this vulnerability by sending a malformed HTTP/2 frame to the affected device. A successful exploit could allow the attacker to create a DoS condition when the emsd service stops. Cisco Bug IDs: CSCvb99388.

Risk And Classification

Problem Types: CWE-119

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Cisco Ios Xr - All All All
Operating System Cisco Ios Xr - All All All

References

ReferenceSourceLinkTags
Cisco IOS XR for NCS 5500 Series Routers HTTP/2 Processing Bug in gRPC Lets Remote Users Cause the Target Service to Crash - SecurityTracker SECTRACK www.securitytracker.com Third Party Advisory, VDB Entry
Cisco IOS XR Software CVE-2017-12270 Denial of Service Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
Cisco IOS XR Software Denial of Service Vulnerability CONFIRM tools.cisco.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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