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PYSEC-2024-199

Vulnerability from pysec - Published: 2024-10-10 23:15 - Updated: 2025-01-19 16:22
VLAI
Details

Gradio is an open-source Python package designed for quick prototyping. This vulnerability involves a timing attack in the way Gradio compares hashes for the analytics_dashboard function. Since the comparison is not done in constant time, an attacker could exploit this by measuring the response time of different requests to infer the correct hash byte-by-byte. This can lead to unauthorized access to the analytics dashboard, especially if the attacker can repeatedly query the system with different keys. Users are advised to upgrade to gradio>4.44 to mitigate this issue. To mitigate the risk before applying the patch, developers can manually patch the analytics_dashboard dashboard to use a constant-time comparison function for comparing sensitive values, such as hashes. Alternatively, access to the analytics dashboard can be disabled.

Impacted products
Name purl
gradio pkg:pypi/gradio

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "gradio",
        "purl": "pkg:pypi/gradio"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.44.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.0",
        "0.1.1",
        "0.1.2",
        "0.1.3",
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    }
  ],
  "aliases": [
    "CVE-2024-47869",
    "GHSA-j757-pf57-f8r4"
  ],
  "details": "Gradio is an open-source Python package designed for quick prototyping. This vulnerability involves a **timing attack** in the way Gradio compares hashes for the `analytics_dashboard` function. Since the comparison is not done in constant time, an attacker could exploit this by measuring the response time of different requests to infer the correct hash byte-by-byte. This can lead to unauthorized access to the analytics dashboard, especially if the attacker can repeatedly query the system with different keys. Users are advised to upgrade to `gradio\u003e4.44` to mitigate this issue. To mitigate the risk before applying the patch, developers can manually patch the `analytics_dashboard` dashboard to use a **constant-time comparison** function for comparing sensitive values, such as hashes. Alternatively, access to the analytics dashboard can be disabled.",
  "id": "PYSEC-2024-199",
  "modified": "2025-01-19T16:22:57.938459+00:00",
  "published": "2024-10-10T23:15:02+00:00",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/gradio-app/gradio/security/advisories/GHSA-j757-pf57-f8r4"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}



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