{"id":"CVE-2011-4023","aliases":["EUVD-2011-3976","GHSA-8pjj-qqj4-3q78"],"status":"published","title":"Memory leak in libcmd in Cisco NX-OS 5.0 on Nexus switches allows remote authenticated users to...","description":"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.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01315,"percentile":0.70935,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2012-05-03T10:00:00Z","modified":"2026-06-16T23:34:18Z","products":[{"vendor":"cisco","product":"nexus_2148t_fex_switch"},{"vendor":"cisco","product":"nexus_2224tp_fex_switch"},{"vendor":"cisco","product":"nexus_2232pp_fex_switch"},{"vendor":"cisco","product":"nexus_2232tm_fex_switch"},{"vendor":"cisco","product":"nexus_2248tp_e_fex_switch"},{"vendor":"cisco","product":"nexus_2248tp_fex_switch"},{"vendor":"cisco","product":"nexus_5010p_switch"},{"vendor":"cisco","product":"nexus_5020p_switch"},{"vendor":"cisco","product":"nexus_5548p"},{"vendor":"cisco","product":"nexus_5548up"},{"vendor":"cisco","product":"nexus_5596up"},{"vendor":"cisco","product":"nx-os"}],"references":[{"url":"http://www.cisco.com/en/US/docs/switches/datacenter/nexus5000/sw/release/notes/Rel_5_0_3_N2_1/Nexus5000_Release_Notes_5_0_3_N2.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4023"},{"url":"https://github.com/advisories/GHSA-8pjj-qqj4-3q78"}],"sources":{"cve":[{"id":"CVE-2011-4023","description":"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.","status":"published","published":"2012-05-03T10:00:00Z","modified":"2024-09-17T02:00:51.396Z","updated_at":"2026-11-02T14:35:37.989579Z"}],"euvd":[{"id":"EUVD-2011-3976","description":"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.","status":"published","published":"2012-05-03T10:00:00Z","modified":"2024-09-17T02:00:51Z","updated_at":"2026-11-03T00:28:44.789987Z"}],"ghsa":[{"id":"GHSA-8pjj-qqj4-3q78","title":"Memory leak in libcmd in Cisco NX-OS 5.0 on Nexus switches allows remote authenticated users to...","description":"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.","status":"published","published":"2022-05-14T02:14:04Z","modified":"2023-02-02T05:05:24Z","updated_at":"2026-11-02T14:52:06.598736Z"}],"nvd":[{"id":"CVE-2011-4023","description":"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.","status":"published","published":"2012-05-03T10:11:39.64Z","modified":"2026-06-16T23:34:18.4Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:12.272092Z"}]}}