CVE-2017-6603

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Summary

CVECVE-2017-6603
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-04-07 17:59:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionA vulnerability in Cisco ASR 903 or ASR 920 Series Devices running with an RSP2 card could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on a targeted system because of incorrect IPv6 Packet Processing. More Information: CSCuy94366. Known Affected Releases: 15.4(3)S3.15. Known Fixed Releases: 15.6(2)SP 15.6(1.31)SP.

Risk And Classification

Primary CVSS: v3.0 6.5 MEDIUM from [email protected]

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem Types: NVD-CWE-noinfo | Denial of Service Vulnerability

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary6.5MEDIUMCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary6.1AV:A/AC:L/Au:N/C:N/I:N/A:C

CVSS v3.0 Breakdown

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

AV:A/AC:L/Au:N/C:N/I:N/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Cisco Asr-920-12cz-a - All All All
Hardware Cisco Asr-920-12cz-d - All All All
Hardware Cisco Asr-920-12sz-im - All All All
Hardware Cisco Asr-920-24sz-im - All All All
Hardware Cisco Asr-920-24sz-m - All All All
Hardware Cisco Asr-920-24tz-m - All All All
Hardware Cisco Asr-920-4sz-a - All All All
Hardware Cisco Asr-920-4sz-d - All All All
Operating System Cisco Asr 900 Series Firmware 15.4\(3\)s3.15 All All All
Hardware Cisco Asr 903 - All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Cisco ASR 903 And ASR 920 Series Devices affected Cisco ASR 903 and ASR 920 Series Devices Not specified

References

ReferenceSourceLinkTags
Cisco ASR 903 and ASR 920 Series Devices IPv6 Packet Processing Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Vendor Advisory
Cisco ASR 903 and ASR 920 Series CVE-2017-6603 Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Cisco 903/920 Series ASR Routers IPv6 Processing Flaw Lets Remote Users on the Local Network Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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