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EUVD-2026-41440

🗓️ 02 Jul 2026 21:34:41Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 4 Views

Libreswan fails DER check in RSA signature IKEv2 AUTH, enabling forgery and denial of service.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-50722
2 Jul 202621:34
attackerkb
ATTACKERKB
CVE-2026-50721
2 Jul 202621:44
attackerkb
Circl
CVE-2026-50722
2 Jul 202623:21
circl
CVE
CVE-2026-50721
2 Jul 202621:44
cve
CVE
CVE-2026-50722
2 Jul 202621:34
cve
Cvelist
CVE-2026-50721 IKEv1 Denial of Service via RSA-SHA1 (PKCS#1 Version 1.5 Encrypted) authentication payload
2 Jul 202621:44
cvelist
Cvelist
CVE-2026-50722 IKEv2 Denial of Service via RSA-SHA1 (PKCS#1 RSASSA-PKCS1-v1_5) authentication payload
2 Jul 202621:34
cvelist
EUVD
EUVD-2026-41441
2 Jul 202621:44
euvd
NVD
CVE-2026-50721
2 Jul 202622:16
nvd
NVD
CVE-2026-50722
2 Jul 202622:16
nvd
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "670dd806-84e1-351a-9dd4-3295067eec95",
        "vendor": {
          "name": "the libreswan Project"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "30c113ee-88cc-3c9e-a1dd-9f7f655ccee8",
        "product": {
          "name": "libreswan",
          "vendor": {
            "name": "The Libreswan Project (www.libreswan.org)"
          }
        },
        "product_version": "0 ≤5.3"
      }
    ]
  }
]

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02 Jul 2026 21:34Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.17.5 - 8.1
4