{
"id": "GHSA-hg35-mp25-qf6h",
"aliases": [],
"details": "### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-2528-jw5q-ww88. This link is maintained to preserve external references.\n\n### Original Description\nAn issue was discovered in phpseclib 1.x before 1.0.23, 2.x before 2.0.47, and 3.x before 3.0.36. An attacker can construct a malformed certificate containing an extremely large prime to cause a denial of service (CPU consumption for an isPrime primality check). NOTE: this issue was introduced when attempting to fix CVE-2023-27560.",
"summary": "Duplicate Advisory: phpseclib: guardrails needed on isPrime and randomPrime",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.0.0"
},
{
"fixed": "1.0.23"
}
]
}
],
"package": {
"name": "phpseclib/phpseclib",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "2.0.0"
},
{
"fixed": "2.0.47"
}
]
}
],
"package": {
"name": "phpseclib/phpseclib",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.0.0"
},
{
"fixed": "3.0.36"
}
]
}
],
"package": {
"name": "phpseclib/phpseclib",
"ecosystem": "Packagist"
}
}
],
"modified": "2026-05-06T17:56:50Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"
}
],
"published": "2024-03-02T00:31:33Z",
"withdrawn": "2026-05-06T17:56:50Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-27354",
"type": "ADVISORY"
},
{
"url": "https://github.com/phpseclib/phpseclib/commit/2870c8fab3f132d2ed40a66c97a36fe5ab625698",
"type": "WEB"
},
{
"url": "https://github.com/phpseclib/phpseclib/commit/ad5dbdf2129f5e0fb644637770b7f33de8ca8575",
"type": "WEB"
},
{
"url": "https://github.com/phpseclib/phpseclib/commit/c55b75199ec8d12cec6eadf6da99da4a3712fe56",
"type": "WEB"
},
{
"url": "https://gist.github.com/katzj/ee72f3c2a00590812b2ea3c0c8890e0b",
"type": "WEB"
},
{
"url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/phpseclib/phpseclib/CVE-2024-27354.yaml",
"type": "WEB"
},
{
"url": "https://github.com/advisories/GHSA-hg35-mp25-qf6h",
"type": "ADVISORY"
},
{
"url": "https://github.com/phpseclib/phpseclib",
"type": "PACKAGE"
},
{
"url": "https://github.com/phpseclib/phpseclib/blob/master/phpseclib/Math/PrimeField.php#L49",
"type": "WEB"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00002.html",
"type": "WEB"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00003.html",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-400"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2024-03-01T23:15:08Z",
"github_reviewed_at": "2024-03-04T20:41:54Z"
}
}