CriticalFix available
wolfssl — security advisory
wolfSSL 5.x before 5.1.1 uses non-random IV values in certain situations. This affects connections (without AEAD) using AES-CBC or DES3 with TLS 1.1 or 1.2 or DTLS 1.1 or 1.2. This occurs because of misplaced memory initialization in BuildMessage in internal.c.
- Products
- wolfssl
- Affected versions
- Not specified
- Fixed versions
- 5.1.1-1
- CVEs
- CVE-2022-23408
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 14:47 UTC · Revision 1
Source evidence
wolfSSL 5.x before 5.1.1 uses non-random IV values in certain situations. This affects connections (without AEAD) using AES-CBC or DES3 with TLS 1.1 or 1.2 or DTLS 1.1 or 1.2. This occurs because of misplaced memory initialization in BuildMessage in internal.c.
osv:DEBIAN-CVE-2022-23408
wolfssl
Fixed versions: 5.1.1-1
wolfssl
Fixed versions: 5.1.1-1
Complete source record
{
"id": "349fa76ab5826d6eb9a55b2496793b78bae63a0ed4a93343830ebced5a45386c",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2022-23408",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2022-23408",
"summary": "wolfSSL 5.x before 5.1.1 uses non-random IV values in certain situations. This affects connections (without AEAD) using AES-CBC or DES3 with TLS 1.1 or 1.2 or DTLS 1.1 or 1.2. This occurs because of misplaced memory initialization in BuildMessage in internal.c.",
"evidence": "osv:DEBIAN-CVE-2022-23408",
"products": [
{
"name": {
"value": "wolfssl",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.1.1-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wolfssl",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.1.1-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "DEBIAN-CVE-2022-23408",
"aliases": [
"DEBIAN-CVE-2022-23408"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.1.1-1"
}
]
}
],
"package": {
"name": "wolfssl",
"purl": "pkg:deb/debian/wolfssl?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-23408.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.1.1-1"
}
]
}
],
"package": {
"name": "wolfssl",
"purl": "pkg:deb/debian/wolfssl?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-23408.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-15T08:02:08.657333975Z",
"provider": "osv",
"upstream": [
"CVE-2022-23408"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2022-23408"
]
},
"related_cves": [
{
"value": "CVE-2022-23408",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 323280,
"published_at": "2022-01-18T21:15:07.863+00:00"
}