Security advisory

{
  "id": "2bf5290b9a800a828bc1bc62621a5dfb4b5d6e06d19268963af2d94b74448fe6",
  "url": "https://osv.dev/vulnerability/CVE-2025-29311",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2025-29311",
    "summary": "Limited secret space in LLDP packets used in onos v2.7.0 allows attackers to obtain the private key via a bruteforce attack. Attackers are able to leverage this vulnerability into creating crafted LLDP packets.",
    "evidence": "osv:CVE-2025-29311",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-29311",
      "aliases": [
        "CVE-2025-29311"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/opennetworkinglab/onos",
              "type": "GIT",
              "events": [
                {
                  "introduced": "a821487ebbac55f2d7703e9dc36839ae60800288"
                },
                {
                  "last_affected": "a821487ebbac55f2d7703e9dc36839ae60800288"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:opennetworking:onos:2.7.0:-:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.7.0-NA"
                      },
                      {
                        "last_affected": "2.7.0-NA"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.7.0-NA",
            "2.7.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-29311.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.377219880Z",
      "provider": "osv",
      "references": [
        "https://gist.github.com/Saber-Berserker/790f2a75ae482df3fd0fce569f30504a;",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/29xxx/CVE-2025-29311.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-29311"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/29xxx/CVE-2025-29311.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-29311",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 518003,
  "published_at": "2025-03-24T00:00:00+00:00"
}