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CVE-2026-120977

🗓️ 10 Nov 2026 20:09:52Reported by AristaType 
cve
 cve
🔗 web.nvd.nist.gov👁 2 Views

Network-adjacent attacker can force Arista EOS to record a spoofed device profile.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-120977 Security Advisory 0217
10 Nov 202620:09
–cvelist
euvd
EUVD
EUVD-2026-122800
10 Nov 202620:09
–euvd
nvd
NVD
CVE-2026-120977
10 Nov 202620:18
–nvd
Vulners
Node
OR
aristaeosRange4.31.2f–4.32.0f
aristaeosRange4.32.0f–4.33.0f
aristaeosRange4.33.0f–4.33.9m
aristaeosRange4.34.0f–4.34.7m
aristaeosRange4.35.0f–4.35.5m
aristaeosRange4.36.0f–4.36.2f
[
  {
    "vendor": "Arista Networks",
    "product": "EOS",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "4.31.2F",
        "status": "affected",
        "versionType": "custom",
        "lessThan": "4.32.0F"
      },
      {
        "version": "4.32.0F",
        "status": "affected",
        "versionType": "custom",
        "lessThan": "4.33.0F"
      },
      {
        "version": "4.33.0F",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "4.33.9M"
      },
      {
        "version": "4.34.0F",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "4.34.7M"
      },
      {
        "version": "4.35.0F",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "4.35.5M"
      },
      {
        "version": "4.36.0F",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "4.36.2F"
      }
    ],
    "platforms": [
      "710 Series",
      "720D Series",
      "720XP/722XPM Series",
      "750X Series",
      "7010TX Series",
      "7020R/R4 Series",
      "7260X/X3 Series",
      "7280R/R2/R3/R4 Series",
      "7050X3/X4 Series",
      "7060X/X2/X4/X5/X6/XE7 Series",
      "7300X/X3 Series",
      "7320X Series",
      "7358X4 Series",
      "7368X4 Series",
      "7388X5 Series",
      "7500R/R2/R3 Series",
      "7700R4 Series",
      "7800R3/R4 Series"
    ]
  }
]

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10 Nov 2026 20:18Current
5.9Medium risk
Vulners AI Score5.9
CVSS 47.1
CVSS 3.18.2
2