ghsa-wg33-x934-3ghh
Vulnerability from github
Published
2022-05-17 03:39
Modified
2024-11-19 19:24
Severity ?
5.3 (Medium) - CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
6.0 (Medium) - CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Summary
jwcrypto lacks the Random Filling protection mechanism
Details

The _Rsa15 class in the RSA 1.5 algorithm implementation in jwa.py in jwcrypto before 0.3.2 lacks the Random Filling protection mechanism, which makes it easier for remote attackers to obtain cleartext data via a Million Message Attack (MMA).

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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "jwcrypto"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.3.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2016-6298"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-04-29T16:19:35Z",
    "nvd_published_at": "2016-09-01T23:59:00Z",
    "severity": "MODERATE"
  },
  "details": "The _Rsa15 class in the RSA 1.5 algorithm implementation in jwa.py in jwcrypto before 0.3.2 lacks the Random Filling protection mechanism, which makes it easier for remote attackers to obtain cleartext data via a Million Message Attack (MMA).",
  "id": "GHSA-wg33-x934-3ghh",
  "modified": "2024-11-19T19:24:34Z",
  "published": "2022-05-17T03:39:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-6298"
    },
    {
      "type": "WEB",
      "url": "https://github.com/latchset/jwcrypto/issues/65"
    },
    {
      "type": "WEB",
      "url": "https://github.com/latchset/jwcrypto/pull/66"
    },
    {
      "type": "WEB",
      "url": "https://github.com/latchset/jwcrypto/commit/eb5be5bd94c8cae1d7f3ba9801377084d8e5a7ba"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/latchset/jwcrypto"
    },
    {
      "type": "WEB",
      "url": "https://github.com/latchset/jwcrypto/releases/tag/v0.3.2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/jwcrypto/PYSEC-2016-4.yaml"
    },
    {
      "type": "WEB",
      "url": "https://web.archive.org/web/20200227230613/http://www.securityfocus.com/bid/92729"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "jwcrypto lacks the Random Filling protection mechanism"
}


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