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CVE-2011-4023

HIGH · CVSS 7.8EPSS 1.3%EU EUVD

Memory leak in libcmd in Cisco NX-OS 5.0 on Nexus switches allows remote authenticated users to cause a denial of service (memory consumption) via SNMP requests, aka Bug ID CSCtr65682.

Key facts

CVSS score
7.8 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness (CWE)
CWE-399
EPSS score
1.3% (71th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-3976)
Published
May 3, 2012
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-3976 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

  • cisco / nexus 2148t fex switch
  • cisco / nexus 2224tp fex switch
  • cisco / nexus 2232pp fex switch
  • cisco / nexus 2232tm fex switch
  • cisco / nexus 2248tp e fex switch
  • cisco / nexus 2248tp fex switch
  • cisco / nexus 5010p switch
  • cisco / nexus 5020p switch
  • cisco / nexus 5548p
  • cisco / nexus 5548up
  • cisco / nexus 5596up
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os
  • cisco / nx-os

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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