GHSA-FG86-4C2R-7WXW

Vulnerability from github – Published: 2024-07-15 17:48 – Updated: 2024-07-15 21:38
VLAI?
Summary
TorrentPier Deserialization of Untrusted Data vulnerability
Details

Summary

In torrentpier/library/includes/functions.php, get_tracks() uses the unsafe native PHP serialization format to deserialize user-controlled cookies:

https://github.com/torrentpier/torrentpier/blob/84f6c9f4a081d9ffff4c233098758280304bf50f/library/includes/functions.php#L41-L60

PoC

One can use phpggc and the chain Guzzle/FW1 to write PHP code to an arbitrary file, and execute commands on the system. For instance, the cookie bb_t will be deserialized when browsing to viewforum.php.

Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 (Critical)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "torrentpier/torrentpier"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "2.4.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-40624"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-502"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-07-15T17:48:26Z",
    "nvd_published_at": "2024-07-15T20:15:04Z",
    "severity": "CRITICAL"
  },
  "details": "### Summary\n\nIn `torrentpier/library/includes/functions.php`, `get_tracks()` uses the unsafe native PHP serialization format to deserialize user-controlled cookies:\n\nhttps://github.com/torrentpier/torrentpier/blob/84f6c9f4a081d9ffff4c233098758280304bf50f/library/includes/functions.php#L41-L60\n\n### PoC\n\nOne can use [`phpggc`](https://github.com/ambionics/phpggc/) and the chain `Guzzle/FW1` to write PHP code to an arbitrary file, and execute commands on the system. For instance, the cookie `bb_t` will be deserialized when browsing to `viewforum.php`.\n",
  "id": "GHSA-fg86-4c2r-7wxw",
  "modified": "2024-07-15T21:38:58Z",
  "published": "2024-07-15T17:48:26Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/torrentpier/torrentpier/security/advisories/GHSA-fg86-4c2r-7wxw"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-40624"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torrentpier/torrentpier/commit/ed37e6e522f345f2b46147c6f53c1ab6dec1db9e"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/torrentpier/torrentpier"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torrentpier/torrentpier/blob/84f6c9f4a081d9ffff4c233098758280304bf50f/library/includes/functions.php#L41-L60"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "TorrentPier Deserialization of Untrusted Data vulnerability"
}


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Detection rules are retrieved from Rulezet.