CVE-2021-34714

🗓️ 23 Sep 2021 02:25:58Reported by ciscoType

A vulnerability in the UDLD feature of Cisco Software could allow adjacent attacker to cause device reload

Reporter	Title	Published	Views	Family All 10
Cisco	Multiple Cisco Operating Systems Unidirectional Link Detection Denial of Service Vulnerability	22 Sep 202116:00	–	cisco
CNNVD	多款Cisco产品输入验证错误漏洞	22 Sep 202100:00	–	cnnvd
Cvelist	CVE-2021-34714 Multiple Cisco Operating Systems Unidirectional Link Detection Denial of Service Vulnerability	23 Sep 202102:25	–	cvelist
EUVD	EUVD-2021-21364	7 Oct 202500:30	–	euvd
NCSC	Vulnerabilities fixed in Cisco products	23 Sep 202100:00	–	ncsc
NVD	CVE-2021-34714	23 Sep 202103:15	–	nvd
Prion	Input validation	23 Sep 202103:15	–	prion
Positive Technologies	PT-2021-4497 · Cisco · Cisco Fxos +5	22 Sep 202100:00	–	ptsecurity
Tenable Nessus	Cisco Multiple Operating Systems Unidirectional Link Detection Denial of Service (CVE-2021-34714)	25 Jul 202300:00	–	nessus
Vulnrichment	CVE-2021-34714 Multiple Cisco Operating Systems Unidirectional Link Detection Denial of Service Vulnerability	23 Sep 202102:25	–	vulnrichment

NVD

Node

cisco fxosRange2.2–2.2.2.148

cisco fxosRange2.3–2.3.1.216

cisco fxosRange2.4–2.4.1.273

cisco fxosRange2.6–2.6.1.224

cisco fxosRange2.7–2.7.1.143

cisco fxosRange2.8–2.8.1.143

cisco fxosRange2.9–2.9.1.135

AND

cisco firepower_4100Match-

cisco firepower_4110Match-

cisco firepower_4112Match-

cisco firepower_4115Match-

cisco firepower_4120Match-

cisco firepower_4125Match-

cisco firepower_4140Match-

cisco firepower_4145Match-

cisco firepower_4150Match-

cisco firepower_9300Match-

cisco firepower_9300_sm-24Match-

cisco firepower_9300_sm-36Match-

cisco firepower_9300_sm-40Match-

cisco firepower_9300_sm-44Match-

cisco firepower_9300_sm-44_x_3Match-

cisco firepower_9300_sm-48Match-

cisco firepower_9300_sm-56Match-

cisco firepower_9300_sm-56_x_3Match-

cisco firepower_9300_with_1_sm-24_moduleMatch-

cisco firepower_9300_with_1_sm-36_moduleMatch-

cisco firepower_9300_with_1_sm-44_moduleMatch-

cisco firepower_9300_with_3_sm-44_moduleMatch-

Node

cisco firepower_extensible_operating_systemRange≤8.4(3.115)

cisco iosRange≤8.4(3.115)

cisco ios_xeRange≤8.4(3.115)

cisco ios_xrRange≤8.4(3.115)

cisco nx-osRange≤8.4(3.115)

AND

cisco mds_9000Match-

cisco mds_9100Match-

cisco mds_9132tMatch-

cisco mds_9134Match-

cisco mds_9140Match-

cisco mds_9148Match-

cisco mds_9148sMatch-

cisco mds_9148tMatch-

cisco mds_9200Match-

cisco mds_9216Match-

cisco mds_9216aMatch-

cisco mds_9216iMatch-

cisco mds_9222iMatch-

cisco mds_9250iMatch-

cisco mds_9396sMatch-

cisco mds_9396tMatch-

cisco mds_9500Match-

cisco mds_9506Match-

cisco mds_9509Match-

cisco mds_9513Match-

cisco mds_9700Match-

cisco mds_9706Match-

cisco mds_9710Match-

cisco mds_9718Match-

cisco nexus_7000Match-

cisco nexus_7000_10-slotMatch-

cisco nexus_7000_18-slotMatch-

cisco nexus_7000_4-slotMatch-

cisco nexus_7000_9-slotMatch-

cisco nexus_7000_supervisor_1Match-

cisco nexus_7000_supervisor_2Match-

cisco nexus_7000_supervisor_2eMatch-

cisco nexus_7004Match-

cisco nexus_7009Match-

cisco nexus_7010Match-

cisco nexus_7018Match-

cisco nexus_7700Match-

cisco nexus_7700_10-slotMatch-

cisco nexus_7700_18-slotMatch-

cisco nexus_7700_2-slotMatch-

cisco nexus_7700_6-slotMatch-

cisco nexus_7700_supervisor_2eMatch-

cisco nexus_7700_supervisor_3eMatch-

cisco nexus_7702Match-

cisco nexus_7706Match-

cisco nexus_7710Match-

cisco nexus_7718Match-

Node

cisco firepower_extensible_operating_systemRange≤7.0(3)i7(9)

cisco iosRange≤7.0(3)i7(9)

cisco ios_xeRange≤7.0(3)i7(9)

cisco ios_xrRange≤7.0(3)i7(9)

cisco nx-osRange≤7.0(3)i7(9)

AND

cisco nexus_3000Match-

cisco nexus_3016Match-

cisco nexus_3016qMatch-

cisco nexus_3048Match-

cisco nexus_3064Match-

cisco nexus_3064-32tMatch-

cisco nexus_3064-tMatch-

cisco nexus_3064-xMatch-

cisco nexus_3064tMatch-

cisco nexus_3064xMatch-

cisco nexus_3100Match-

cisco nexus_3100-vMatch-

cisco nexus_3100-zMatch-

cisco nexus_3100vMatch-

cisco nexus_31108pc-vMatch-

cisco nexus_31108pv-vMatch-

cisco nexus_31108tc-vMatch-

cisco nexus_31128pqMatch-

cisco nexus_3132c-zMatch-

cisco nexus_3132qMatch-

cisco nexus_3132q-vMatch-

cisco nexus_3132q-xMatch-

cisco nexus_3132q-x/3132q-xlMatch-

cisco nexus_3132q-xlMatch-

cisco nexus_3164qMatch-

cisco nexus_3172Match-

cisco nexus_3172pqMatch-

cisco nexus_3172pq-xlMatch-

cisco nexus_3172pq/pq-xlMatch-

cisco nexus_3172tqMatch-

cisco nexus_3172tq-32tMatch-

cisco nexus_3172tq-xlMatch-

cisco nexus_3200Match-

cisco nexus_3232cMatch-

cisco nexus_3232c_Match-

cisco nexus_3264c-eMatch-

cisco nexus_3264qMatch-

cisco nexus_3400Match-

cisco nexus_3408-sMatch-

cisco nexus_34180ycMatch-

cisco nexus_34200yc-smMatch-

cisco nexus_3432d-sMatch-

cisco nexus_3464cMatch-

cisco nexus_3500Match-

cisco nexus_3500_platformMatch-

cisco nexus_3524Match-

cisco nexus_3524-xMatch-

cisco nexus_3524-x/xlMatch-

cisco nexus_3524-xlMatch-

cisco nexus_3548Match-

cisco nexus_3548-xMatch-

cisco nexus_3548-x/xlMatch-

cisco nexus_3548-xlMatch-

cisco nexus_3600Match-

cisco nexus_36180yc-rMatch-

cisco nexus_3636c-rMatch-

cisco nexus_9000Match-

cisco nexus_9000_in_aci_modeMatch-

cisco nexus_9000_in_standaloneMatch-

cisco nexus_9000_in_standalone_nx-os_modeMatch-

cisco nexus_9000vMatch-

cisco nexus_9200Match-

cisco nexus_92160yc-xMatch-

cisco nexus_9221cMatch-

cisco nexus_92300ycMatch-

cisco nexus_92304qcMatch-

cisco nexus_92348gc-xMatch-

cisco nexus_9236cMatch-

cisco nexus_9272qMatch-

cisco nexus_9300Match-

cisco nexus_93108tc-exMatch-

cisco nexus_93108tc-ex-24Match-

cisco nexus_93108tc-fxMatch-

cisco nexus_93108tc-fx-24Match-

cisco nexus_93108tc-fx3pMatch-

cisco nexus_93120txMatch-

cisco nexus_93128Match-

cisco nexus_93128txMatch-

cisco nexus_9316d-gxMatch-

cisco nexus_93180lc-exMatch-

cisco nexus_93180tc-exMatch-

cisco nexus_93180yc-exMatch-

cisco nexus_93180yc-ex-24Match-

cisco nexus_93180yc-fxMatch-

cisco nexus_93180yc-fx-24Match-

cisco nexus_93180yc-fx3Match-

cisco nexus_93180yc-fx3sMatch-

cisco nexus_93216tc-fx2Match-

cisco nexus_93240yc-fx2Match-

cisco nexus_9332cMatch-

cisco nexus_9332pqMatch-

cisco nexus_93360yc-fx2Match-

cisco nexus_9336c-fx2Match-

cisco nexus_9336c-fx2-eMatch-

cisco nexus_9336pqMatch-

cisco nexus_9336pq_aci_spineMatch-

cisco nexus_9348gc-fxpMatch-

cisco nexus_93600cd-gxMatch-

cisco nexus_9364cMatch-

cisco nexus_9364c-gxMatch-

cisco nexus_9372pxMatch-

cisco nexus_9372px-eMatch-

cisco nexus_9372txMatch-

cisco nexus_9372tx-eMatch-

cisco nexus_9396pxMatch-

cisco nexus_9396txMatch-

cisco nexus_9500Match-

cisco nexus_9500_supervisor_aMatch-

cisco nexus_9500_supervisor_a+Match-

cisco nexus_9500_supervisor_bMatch-

cisco nexus_9500_supervisor_b+Match-

cisco nexus_9500rMatch-

cisco nexus_9504Match-

cisco nexus_9508Match-

cisco nexus_9516Match-

Node

cisco firepower_extensible_operating_systemRange≤7.3(8)n1(1)

cisco iosRange≤7.3(8)n1(1)

cisco ios_xeRange≤7.3(8)n1(1)

cisco ios_xrRange≤7.3(8)n1(1)

cisco nx-osRange≤7.3(8)n1(1)

AND

cisco nexus_5000Match-

cisco nexus_5010Match-

cisco nexus_5020Match-

cisco nexus_5500Match-

cisco nexus_5548pMatch-

cisco nexus_5548upMatch-

cisco nexus_5596tMatch-

cisco nexus_5596upMatch-

cisco nexus_5600Match-

cisco nexus_56128pMatch-

cisco nexus_5624qMatch-

cisco nexus_5648qMatch-

cisco nexus_5672upMatch-

cisco nexus_5672up-16gMatch-

cisco nexus_5696qMatch-

cisco nexus_6000Match-

cisco nexus_6001Match-

cisco nexus_6001pMatch-

cisco nexus_6001tMatch-

cisco nexus_6004Match-

cisco nexus_6004xMatch-

Node

cisco firepower_extensible_operating_systemRange≤3.2(3o)a

cisco iosRange≤3.2(3o)a

cisco ios_xeRange≤3.2(3o)a

cisco ios_xrRange≤3.2(3o)a

cisco nx-osRange≤3.2(3o)a

AND

cisco ucs_6200Match-

cisco ucs_6248_up_fabric_interconnectMatch-

cisco ucs_6248upMatch-

cisco ucs_6296_up_fabric_interconnectMatch-

cisco ucs_6296upMatch-

cisco ucs_6300Match-

cisco ucs_6324Match-

cisco ucs_6324_fabric_interconnectMatch-

cisco ucs_6332Match-

cisco ucs_6332-16upMatch-

cisco ucs_6332-16up_fabric_interconnectMatch-

cisco ucs_6332_fabric_interconnectMatch-

Node

cisco firepower_extensible_operating_systemRange≤4.1(1a)a

cisco iosRange≤4.1(1a)a

cisco ios_xeRange≤4.1(1a)a

cisco ios_xrRange≤4.1(1a)a

cisco nx-osRange≤3.2(3o)a

AND

cisco ucs_6400Match-

cisco ucs_6454Match-

[
  {
    "product": "Cisco IOS",
    "vendor": "Cisco",
    "versions": [
      {
        "status": "affected",
        "version": "n/a"
      }
    ]
  }
]

Source	Link
tools	www.tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-nxos-xr-udld-dos-W5hGHgtQ

21 Nov 2024 06:11Current

7.4High risk

Vulners AI Score7.4

CVSS 25.7

CVSS 3.17.4

EPSS0.00185

SSVC

CWE-20