CVE-2011-2549

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Summary

CVECVE-2011-2549
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-07-28 22:55:02 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionUnspecified vulnerability in Cisco IOS XR 4.1.x before 4.1.1 on Cisco Aggregation Services Routers (ASR) 9000 series devices allows remote attackers to cause a denial of service (line-card reload) via an IPv4 packet, aka Bug ID CSCtr26695.

Risk And Classification

Primary CVSS: v2.0 7.8 from [email protected]

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

Problem Types: NVD-CWE-noinfo | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Cisco Asr 9006 Router All All All All
Hardware Cisco Asr 9010 Router All All All All
Operating System Cisco Ios Xr 4.1.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Cisco ASR 9000 Series Router IPv4 Packet Processing Flaw Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 securitytracker.com
Cisco Security Advisory: Cisco ASR 9000 Series Routers Line Card IP Version 4 Denial of Service Vulnerability - Cisco Systems af854a3a-2127-422b-91ae-364da2661108 www.cisco.com Vendor Advisory
Cisco ASR 9000 Series Line Card Denial of Service Vulnerability - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Cisco ASR 9000 Series Routers IP Version 4 Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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