VULNERABILITY INTELLIGENCE
CVE-2011-4007
CVSS score5.4 MEDIUM
EPSS probability1.19%
CISA KEVNot currently listed
Published2012-05-02
Last modified2026-06-16
CVSS vectorAV:N/AC:H/Au:N/C:N/I:N/A:C
Description
Cisco 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.
Weakness classification
- CWE-20: Improper Input Validation