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CVE-2026-77190 Security Advisory 0177

🗓️ 16 Sep 2026 10:08:55Reported by AristaType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

Arista EOS unauthenticated DoS in Pimsm agent via malformed PIM Sparse Mode and MLAG messages.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
arista
Arista
Security Advisory 0148
2 Sep 202600:00
arista
arista
Arista
Security Advisory 0177
9 Sep 202600:00
arista
cve
CVE
CVE-2026-77190
16 Sep 202610:08
cve
euvd
EUVD
EUVD-2026-80388
16 Sep 202610:08
euvd
nvd
NVD
CVE-2026-77190
16 Sep 202610:16
nvd
vulnrichment
Vulnrichment
CVE-2026-77190 Security Advisory 0177
16 Sep 202610:08
vulnrichment
[
  {
    "vendor": "Arista Networks",
    "product": "EOS",
    "platforms": [
      "710 Series",
      "720D Series",
      "720XP/722XPM Series",
      "750X Series",
      "7010TX Series",
      "7020R/R4 Series",
      "7130 Series running EOS",
      "7170 Series",
      "7050X3/X4 Series",
      "7060X/X2/X4/X5/X6 Series",
      "7260X/X3 Series",
      "7280R/R2/R3/R4 Series",
      "7300X/X3 Series",
      "7320X Series",
      "7358X4 Series",
      "7368X4 Series",
      "7388X5 Series",
      "7500R/R2/R3 Series",
      "7800R3/R4 Series",
      "cEOS-lab",
      "vEOS-lab"
    ],
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "4.36.0F",
        "lessThanOrEqual": "4.36.1F",
        "status": "affected",
        "versionType": "custom"
      },
      {
        "version": "4.35.0F",
        "lessThanOrEqual": "4.35.5M",
        "status": "affected",
        "versionType": "custom"
      },
      {
        "version": "4.34.2F",
        "lessThanOrEqual": "4.34.7M",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]

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16 Sep 2026 10:08Current
CVSS 46
CVSS 3.16.5
6