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EUVD-2026-80083

🗓️ 16 Sep 2026 02:32:45Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 6 Views

Unauthenticated DoS in Arista EOS MLAG dual-primary detection causing err-disable and traffic loss.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
arista
Arista
Security Advisory 0148
2 Sep 202600:00
arista
arista
Arista
Security Advisory 0161
9 Sep 202600:00
arista
cve
CVE
CVE-2026-73450
16 Sep 202602:32
cve
cvelist
Cvelist
CVE-2026-73450 Security Advisory 0161
16 Sep 202602:32
cvelist
nvd
NVD
CVE-2026-73450
16 Sep 202603:16
nvd
ptsecurity
Positive Technologies
PT-2026-93259
16 Sep 202600:00
ptsecurity
[
  {
    "enisaIdVendor": [
      {
        "id": "4ae53ec4-45b0-35ff-81cc-3973b662a016",
        "vendor": {
          "name": "Arista Networks"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "39efdeb2-5908-3174-b5a4-ddc43c9623c5",
        "product": {
          "name": "EOS",
          "vendor": {
            "name": "Arista Networks"
          }
        },
        "product_version": "4.34.0 ≤4.34.7.1M"
      },
      {
        "id": "54b0e13f-6492-3cd5-9ff1-b7af2b2fba34",
        "product": {
          "name": "EOS",
          "vendor": {
            "name": "Arista Networks"
          }
        },
        "product_version": "4.33.0 ≤4.33.9M"
      },
      {
        "id": "5b207ecc-e36e-306a-88ef-67693b802f12",
        "product": {
          "name": "EOS",
          "vendor": {
            "name": "Arista Networks"
          }
        },
        "product_version": "4.36.0 ≤4.36.1F"
      },
      {
        "id": "b4bdec60-228b-3c25-824b-3832bd91311c",
        "product": {
          "name": "EOS",
          "vendor": {
            "name": "Arista Networks"
          }
        },
        "product_version": "0.0.0 <4.33.0"
      },
      {
        "id": "bd8b832e-5008-3512-9f91-3dd85b069e07",
        "product": {
          "name": "EOS",
          "vendor": {
            "name": "Arista Networks"
          }
        },
        "product_version": "4.35.0 ≤4.35.5M"
      }
    ]
  }
]

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16 Sep 2026 02:32Current
5.7Medium risk
Vulners AI Score5.7
CVSS 47
CVSS 3.16.9
6