Critical
Security advisory
In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-25099
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 10:30 UTC · Revision 1
Source evidence
In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.
osv:CVE-2018-25099
Complete source record
{
"id": "d7fd463900e726db3bbb2fe08de69cec7429e9cc421d2b9a63b102c17dabc630",
"url": "https://osv.dev/vulnerability/CVE-2018-25099",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-25099",
"summary": "In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.",
"evidence": "osv:CVE-2018-25099",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2018-25099",
"aliases": [
"CVE-2018-25099"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/dcit/perl-cryptx",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "681ea01e6477c0fd70fc0febdbabe7b190815b4b"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "0.062"
}
],
"source": "DESCRIPTION"
}
]
}
}
],
"versions": [
"v0.061",
"v0.060",
"v0.059",
"v0.058",
"v0.057",
"v0.056",
"v0.055",
"v0.054",
"v0.053",
"v0.052",
"v0.051",
"v0.050",
"v0.049",
"v0.048",
"v0.047",
"v0.046",
"v0.045",
"v0.044",
"v0.043",
"v0.042",
"v0.041",
"v0.040",
"v0.039",
"v0.038",
"v0.037",
"v0.036",
"v0.035",
"v0.034",
"v0.033",
"v0.032",
"v0.031",
"v0.030",
"v0.029",
"v0.026",
"v0.025",
"v0.024",
"v0.023",
"v0.022"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-25099.json"
}
}
],
"modified": "2026-10-20T10:50:26.544617860Z",
"provider": "osv",
"references": [
"https://metacpan.org/dist/CryptX/changes",
"https://github.com/DCIT/perl-CryptX/issues/47",
"https://github.com/libtom/libtomcrypt/pull/451"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2018-25099",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 381715,
"published_at": "2024-03-18T05:15:06.007+00:00"
}