GHSA-MHPQ-9638-X6PW

Vulnerability from github – Published: 2023-12-20 20:31 – Updated: 2026-02-03 17:53
VLAI?
Summary
Duplicate Advisory: Denial of service when decrypting attack controlled input in github.com/dvsekhvalnov/jose2go
Details

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-6294-6rgp-fr7r. This link is maintained to preserve external references.

Original Description

An attacker controlled input of a PBES2 encrypted JWE blob can have a very large p2c value that, when decrypted, produces a denial-of-service.

Show details on source website

{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/dvsekhvalnov/jose2go"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.5.1-0.20231206184617-48ba0b76bc88"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-12-20T20:31:57Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "## Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-6294-6rgp-fr7r. This link is maintained to preserve external references.\n\n## Original Description\n\nAn attacker controlled input of a PBES2 encrypted JWE blob can have a very large p2c value that, when decrypted, produces a denial-of-service.",
  "id": "GHSA-mhpq-9638-x6pw",
  "modified": "2026-02-03T17:53:34Z",
  "published": "2023-12-20T20:31:57Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/dvsekhvalnov/jose2go/issues/31"
    },
    {
      "type": "WEB",
      "url": "https://github.com/dvsekhvalnov/jose2go/commit/a4584e9dd7128608fedbc67892eba9697f0d5317"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/dvsekhvalnov/jose2go"
    },
    {
      "type": "WEB",
      "url": "https://www.blackhat.com/us-23/briefings/schedule/#three-new-attacks-against-json-web-tokens-31695"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Duplicate Advisory: Denial of service when decrypting attack controlled input in github.com/dvsekhvalnov/jose2go",
  "withdrawn": "2026-02-03T17:53:34Z"
}


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