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CVE-2025-8873 Arista EOS Dataplane Denial of Service via Malformed IPsec Packet

🗓️ 04 Jun 2026 23:04:56Reported by AristaType 
cvelist
 cvelist
🔗 www.cve.org👁 23 Views

Arista EOS IP security dataplane DoS from a malformed packet; a reset may halt IP security processing.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Arista
Security Advisory 0127
18 Nov 202500:00
arista
Circl
CVE-2025-8873
5 Jun 202600:01
circl
CVE
CVE-2025-8873
4 Jun 202623:04
cve
EUVD
EUVD-2025-210068
5 Jun 202600:31
euvd
NCSC
Vulnerabilities fixed in Arista EOS
20 Nov 202511:48
ncsc
NVD
CVE-2025-8873
4 Jun 202623:16
nvd
Positive Technologies
PT-2026-46407
4 Jun 202600:00
ptsecurity
RedhatCVE
CVE-2025-8873
6 Jun 202600:43
redhatcve
Vulnrichment
CVE-2025-8873 Arista EOS Dataplane Denial of Service via Malformed IPsec Packet
4 Jun 202623:04
vulnrichment
[
  {
    "vendor": "Arista Networks",
    "product": "EOS",
    "platforms": [
      "7020SRG Series"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "4.33.0M",
        "lessThanOrEqual": "4.33.4M",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.32.0M",
        "lessThanOrEqual": "4.32.6.1M",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.31.0M",
        "lessThanOrEqual": "4.31.7.1M",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.30.0M",
        "lessThanOrEqual": "4.30.10M",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.29.0M",
        "lessThanOrEqual": "4.29.10.1M",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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04 Jun 2026 23:04Current
CVSS 3.17.5
CVSS 48.7
EPSS0.00026
23