CVE-2011-4007

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Summary

CVECVE-2011-4007
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-05-02 10:09:21 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionCisco IOS 15.0 and 15.1 and IOS XE 3.x do not properly handle the "set mpls experimental imposition" command, which allows remote attackers to cause a denial of service (device crash) via network traffic that triggers (1) fragmentation or (2) reassembly, aka Bug ID CSCtr56576.

Risk And Classification

Primary CVSS: v2.0 5.4 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Cisco Ios 15.0 All All All
Operating System Cisco Ios 15.1 All All All
Operating System Cisco Ios Xe 3.1.0s All All All
Operating System Cisco Ios Xe 3.1.0sg All All All
Operating System Cisco Ios Xe 3.1.1s All All All
Operating System Cisco Ios Xe 3.1.1sg All All All
Operating System Cisco Ios Xe 3.1.2s All All All
Operating System Cisco Ios Xe 3.1.3s All All All
Operating System Cisco Ios Xe 3.1.4s All All All
Operating System Cisco Ios Xe 3.2.0s All All All
Operating System Cisco Ios Xe 3.2.0sg All All All
Operating System Cisco Ios Xe 3.2.1s All All All
Operating System Cisco Ios Xe 3.2.1sg All All All
Operating System Cisco Ios Xe 3.2.2s All All All
Operating System Cisco Ios Xe 3.3.0s All All All
Operating System Cisco Ios Xe 3.3.1s All All All
Operating System Cisco Ios Xe 3.3.2s All All All
Operating System Cisco Ios Xe 3.3.3s All All All
Operating System Cisco Ios Xe 3.4.0s All All All
Operating System Cisco Ios Xe 3.4.1s All All All
Operating System Cisco Ios Xe 3.5.0s All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Cisco IOS XE 3S Release Notes - Release 3.3S Caveats [Cisco IOS XE 3S] - Cisco af854a3a-2127-422b-91ae-364da2661108 www.cisco.com
Cisco IOS Multiple Bugs Let Remote Users Bypass Security Controls, Obtain Potentially Sensitive Information, and 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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