PYSEC-2023-1

Vulnerability from pysec - Published: 2023-01-24 00:00 - Updated: 2023-01-24 00:00
VLAI?
Details

Adyen has utility methods for validating notification HMAC signatures. The is_valid_hmac and is_valid_hmac_notification methods are vulnerable to a timing attack, you should compare the hash of the HMACs instead.

Impacted products
Name purl
adyen pkg:pypi/adyen
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "adyen",
        "purl": "pkg:pypi/adyen"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.2.0"
            },
            {
              "fixed": "7.1.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.2.0",
        "2.3.0",
        "3.0.0",
        "3.1.0",
        "4.0.0",
        "5.0.0",
        "5.1.0",
        "6.0.0",
        "7.0.0"
      ]
    }
  ],
  "details": "Adyen has utility methods for validating notification HMAC signatures. The is_valid_hmac and is_valid_hmac_notification methods are vulnerable to a timing attack, you should compare the hash of the HMACs instead.",
  "id": "PYSEC-2023-1",
  "modified": "2023-01-24T00:00:00Z",
  "published": "2023-01-24T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://github.com/Adyen/adyen-python-api-library/issues/168"
    },
    {
      "type": "FIX",
      "url": "https://github.com/Adyen/adyen-python-api-library/pull/170"
    }
  ]
}


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