Security advisory

{
  "id": "60009620c8538a46ff9105e13185699402ef35c94bde0b4ff8741d58b542492a",
  "url": "https://osv.dev/vulnerability/CVE-2018-6459",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-6459",
    "summary": "The rsa_pss_params_parse function in libstrongswan/credentials/keys/signature_params.c in strongSwan 5.6.1 allows remote attackers to cause a denial of service via a crafted RSASSA-PSS signature that lacks a mask generation function parameter.",
    "evidence": "osv:CVE-2018-6459",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-6459",
      "aliases": [
        "CVE-2018-6459"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/strongswan/strongswan",
              "type": "GIT",
              "events": [
                {
                  "introduced": "203a86ecb88ecff2a338196401cbf55244ed6158"
                },
                {
                  "last_affected": "203a86ecb88ecff2a338196401cbf55244ed6158"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:strongswan:strongswan:5.6.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.6.1"
                      },
                      {
                        "last_affected": "5.6.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "5.6.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-6459.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:54.651030593Z",
      "provider": "osv",
      "references": [
        "https://security.gentoo.org/glsa/201811-16",
        "https://www.strongswan.org/blog/2018/02/19/strongswan-vulnerability-%28cve-2018-6459%29.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-6459",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 438253,
  "published_at": "2018-02-20T15:29:00.43+00:00"
}