ubuntu-cve-2020-13822
Vulnerability from osv_ubuntu
Published
2020-06-04 15:15
Modified
2025-10-24 04:48
Summary
Details

The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading '\0' bytes, or integer overflows. This could conceivably have a security-relevant impact if an application relied on a single canonical signature.

Severity
7.7 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "node-elliptic",
            "binary_version": "6.4.0+dfsg-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "node-elliptic",
        "purl": "pkg:deb/ubuntu/node-elliptic@6.4.0+dfsg-1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "6.4.0+dfsg-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "node-elliptic",
            "binary_version": "6.5.1~dfsg-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "node-elliptic",
        "purl": "pkg:deb/ubuntu/node-elliptic@6.5.1~dfsg-2?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "6.5.1~dfsg-1",
        "6.5.1~dfsg-2"
      ]
    }
  ],
  "aliases": [],
  "details": "The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading \u0027\\0\u0027 bytes, or integer overflows. This could conceivably have a security-relevant impact if an application relied on a single canonical signature.",
  "id": "UBUNTU-CVE-2020-13822",
  "modified": "2025-10-24T04:48:31Z",
  "published": "2020-06-04T15:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-13822"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/indutny/elliptic/issues/226"
    },
    {
      "type": "REPORT",
      "url": "https://medium.com/@herman_10687/malleability-attack-why-it-matters-7b5f59fb99a4"
    },
    {
      "type": "REPORT",
      "url": "https://www.npmjs.com/package/elliptic"
    },
    {
      "type": "REPORT",
      "url": "https://yondon.blog/2019/01/01/how-not-to-use-ecdsa/"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-13822"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-13822"
  ]
}



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