{
  "document": {
    "category": "security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "publisher": {
      "category": "vendor",
      "contact_details": "support@arista.com",
      "name": "Arista PSIRT",
      "namespace": "https://www.arista.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "Security advisory 126 canonical URL",
        "url": "https://www.arista.com/en/support/advisories-notices/security-advisory/22868-security-advisory-0126"
      }
    ],
    "title": "Security Advisory 126",
    "tracking": {
      "current_release_date": "2025-11-18T18:54:55Z",
      "generator": {
        "engine": {
          "name": "Arista Networks SecEng Service CSAF Generator"
        }
      },
      "id": "Arista Networks Security Advisory 126",
      "initial_release_date": "2025-11-18T18:54:55Z",
      "revision_history": [
        {
          "date": "2025-11-18T18:54:55Z",
          "number": "1",
          "summary": "Document created"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "branches": [
                  {
                    "category": "product_version",
                    "name": "EOS version 4.32.7",
                    "product": {
                      "name": "EOS version 4.32.7",
                      "product_id": "CSAFPID-3"
                    }
                  },
                  {
                    "category": "product_version",
                    "name": "EOS version 4.34.2",
                    "product": {
                      "name": "EOS version 4.34.2",
                      "product_id": "CSAFPID-2"
                    }
                  },
                  {
                    "category": "product_version",
                    "name": "EOS version 1.0.0",
                    "product": {
                      "name": "EOS version 1.0.0",
                      "product_id": "CSAFPID-0"
                    }
                  },
                  {
                    "category": "product_version",
                    "name": "EOS version 4.33.5",
                    "product": {
                      "name": "EOS version 4.33.5",
                      "product_id": "CSAFPID-1"
                    }
                  },
                  {
                    "category": "product_version",
                    "name": "EOS version 4.31.9",
                    "product": {
                      "name": "EOS version 4.31.9",
                      "product_id": "CSAFPID-4"
                    }
                  }
                ],
                "category": "product_name",
                "name": "EOS"
              }
            ],
            "category": "product_family",
            "name": "Software Products"
          }
        ],
        "category": "vendor",
        "name": "Arista Networks, Inc."
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-5090",
      "id": {
        "system_name": "Arista Bug ID",
        "text": "1139764"
      },
      "notes": [
        {
          "category": "description",
          "text": "When a host establishes connection to CVX and sends random bytes, the ControllerOob agent on CVX restarts. A continuous repetition of this action can lead to denial of service on CVX.",
          "title": "CVE Description"
        }
      ],
      "product_status": {
        "first_affected": [
          "CSAFPID-0"
        ],
        "fixed": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "MITRE",
          "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-5090"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.32.7",
          "product_ids": [
            "CSAFPID-3"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.33.5",
          "product_ids": [
            "CSAFPID-1"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.34.2",
          "product_ids": [
            "CSAFPID-2"
          ]
        },
        {
          "category": "none_available",
          "details": "Not fixed in EOS version 1.0.0",
          "product_ids": [
            "CSAFPID-0"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-1",
            "CSAFPID-0"
          ]
        }
      ],
      "title": "CVE-2025-5090"
    },
    {
      "cve": "CVE-2025-5089",
      "id": {
        "system_name": "Arista Bug ID",
        "text": "1140255"
      },
      "notes": [
        {
          "category": "description",
          "text": "The EOS switch is not resilient to certain malformed messages received from the connected CVX server. Similarly, the CVX server is not resilient to certain malformed messages received from the connected EOS switch. This leads to either a Sysdb agent crash on the EOS device causing a soft reset of the switch or agent crashes on the CVX server causing instability of the CVX cluster. An attacker could use this behavior to create a denial of service (DoS) scenario. Note that this would require the attacker to already have a high privilege access to the connected device to be able to send custom TCP packets. ",
          "title": "CVE Description"
        }
      ],
      "product_status": {
        "first_affected": [
          "CSAFPID-0"
        ],
        "fixed": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "MITRE",
          "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-5089"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.31.9",
          "product_ids": [
            "CSAFPID-4"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.32.7",
          "product_ids": [
            "CSAFPID-3"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.33.5",
          "product_ids": [
            "CSAFPID-1"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.34.2",
          "product_ids": [
            "CSAFPID-2"
          ]
        },
        {
          "category": "none_available",
          "details": "Not fixed in EOS version 1.0.0",
          "product_ids": [
            "CSAFPID-0"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-2",
            "CSAFPID-1",
            "CSAFPID-4",
            "CSAFPID-0",
            "CSAFPID-3"
          ]
        }
      ],
      "title": "CVE-2025-5089"
    },
    {
      "cve": "CVE-2025-5088",
      "id": {
        "system_name": "Arista Bug ID",
        "text": "1140117"
      },
      "notes": [
        {
          "category": "description",
          "text": "With CVE-2025-5088, an authenticated Redis session could be used to obtain full root access to all servers in the CVX cluster. Note that this would require an attacker to have both network access to the Redis service on a CVX server and the Redis password. Please note that all Redis communication, including authentication, occurs over plaintext in the present day. TLS support is tracked under RFE1294850.",
          "title": "CVE Description"
        }
      ],
      "product_status": {
        "first_affected": [
          "CSAFPID-0"
        ],
        "fixed": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "MITRE",
          "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-5088"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.31.9",
          "product_ids": [
            "CSAFPID-4"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.32.7",
          "product_ids": [
            "CSAFPID-3"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.33.5",
          "product_ids": [
            "CSAFPID-1"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Fixed in EOS version 4.34.2",
          "product_ids": [
            "CSAFPID-2"
          ]
        },
        {
          "category": "none_available",
          "details": "Not fixed in EOS version 1.0.0",
          "product_ids": [
            "CSAFPID-0"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-2",
            "CSAFPID-1",
            "CSAFPID-4",
            "CSAFPID-0",
            "CSAFPID-3"
          ]
        }
      ],
      "title": "CVE-2025-5088"
    }
  ]
}