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GHSA-486f-hjj9-9vhh.json
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GHSA-486f-hjj9-9vhh.json
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{
"schema_version": "1.4.0",
"id": "GHSA-486f-hjj9-9vhh",
"modified": "2022-12-13T17:36:28Z",
"published": "2022-12-13T17:36:28Z",
"aliases": [
"CVE-2022-23514"
],
"summary": "Inefficient Regular Expression Complexity in Loofah",
"details": "## Summary\n\nLoofah `< 2.19.1` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption.\n\n\n## Mitigation\n\nUpgrade to Loofah `>= 2.19.1`.\n\n\n## Severity\n\nThe Loofah maintainers have evaluated this as [High Severity 7.5 (CVSS3.1)](https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).\n\n\n## References\n\n- [CWE - CWE-1333: Inefficient Regular Expression Complexity (4.9)](https://cwe.mitre.org/data/definitions/1333.html)\n- https://hackerone.com/reports/1684163\n\n\n## Credit\n\nThis vulnerability was responsibly reported by @ooooooo-q (https://github.com/ooooooo-q).\n",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"package": {
"ecosystem": "RubyGems",
"name": "loofah"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.19.1"
}
]
}
]
}
],
"references": [
{
"type": "WEB",
"url": "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh"
},
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23514"
},
{
"type": "WEB",
"url": "https://github.com/flavorjones/loofah/commit/a6e0a1ab90675a17b1b2be189129d94139e4b143"
},
{
"type": "WEB",
"url": "https://hackerone.com/reports/1684163"
},
{
"type": "PACKAGE",
"url": "https://github.com/flavorjones/loofah"
},
{
"type": "WEB",
"url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/loofah/CVE-2022-23514.yml"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html"
}
],
"database_specific": {
"cwe_ids": [
"CWE-1333"
],
"severity": "HIGH",
"github_reviewed": true,
"github_reviewed_at": "2022-12-13T17:36:28Z",
"nvd_published_at": "2022-12-14T14:15:00Z"
}
}