High
libapreq2 — security advisory
A flaw in Apache libapreq2 versions 2.16 and earlier could cause a buffer overflow while processing multipart form uploads. A remote attacker could send a request causing a process crash which could lead to a denial of service attack.
- Products
- libapreq2
- Affected versions
- 2.13-2.1, 2.13-2.1build1, 2.13-3, 2.13-3ubuntu2, 2.13-3ubuntu2+esm1, 2.13-4ubuntu1, 2.13-4ubuntu2, 2.13-4ubuntu2+esm1, 2.13-5build2, 2.13-5build3, 2.13-5build4, 2.13-5build5, 2.13-7, 2.13-7build1, 2.13-7build2, 2.13-7~deb10u1build0.18.04.1, 2.17-3, 2.17-3build1, 2.17-5build1, 2.17-5build2, 2.17-7, 2.17-8, 2.17-9, 2.17-9build1
- Fixed versions
- Not specified
- CVEs
- CVE-2022-22728
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:45 UTC · Revision 1
Source evidence
A flaw in Apache libapreq2 versions 2.16 and earlier could cause a buffer overflow while processing multipart form uploads. A remote attacker could send a request causing a process crash which could lead to a denial of service attack.
osv:UBUNTU-CVE-2022-22728
libapreq2
Fixed versions: Not specified
libapreq2
Fixed versions: Not specified
libapreq2
Fixed versions: Not specified
libapreq2
Fixed versions: Not specified
libapreq2
Fixed versions: Not specified
libapreq2
Fixed versions: Not specified
libapreq2
Fixed versions: Not specified
libapreq2
Fixed versions: Not specified
libapreq2
Fixed versions: Not specified
Complete source record
{
"id": "ce4886897e5f9f944158ce0d0fee591c78b45f5ba91782820a097581023285dd",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2022-22728",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2022-22728",
"summary": "A flaw in Apache libapreq2 versions 2.16 and earlier could cause a buffer overflow while processing multipart form uploads. A remote attacker could send a request causing a process crash which could lead to a denial of service attack.",
"evidence": "osv:UBUNTU-CVE-2022-22728",
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{
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{
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{
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{
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{
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"prerequisites": [],
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"affected_versions": [
{
"value": "2.17-8",
"evidence": "/affected/7/versions"
},
{
"value": "2.17-9",
"evidence": "/affected/7/versions"
},
{
"value": "2.17-9build1",
"evidence": "/affected/7/versions"
}
]
},
{
"name": {
"value": "libapreq2",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.17-7",
"evidence": "/affected/8/versions"
},
{
"value": "2.17-8",
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}
],
"severity": "high",
"structured": {
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"aliases": [
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"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
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"affected": [
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"purl": "pkg:deb/ubuntu/libapreq2?arch=source&distro=esm-infra-legacy%2Ftrusty",
"ecosystem": "Ubuntu:Pro:14.04:LTS"
},
"versions": [
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"2.13-2.1build1",
"2.13-3",
"2.13-3ubuntu2",
"2.13-3ubuntu2+esm1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-22728.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libapache2-mod-apreq2",
"binary_version": "2.13-3ubuntu2+esm1"
},
{
"binary_name": "libapache2-request-perl",
"binary_version": "2.13-3ubuntu2+esm1"
},
{
"binary_name": "libapreq2-3",
"binary_version": "2.13-3ubuntu2+esm1"
}
]
}
},
{
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],
"package": {
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"purl": "pkg:deb/ubuntu/libapreq2?arch=source&distro=esm-apps%2Fxenial",
"ecosystem": "Ubuntu:Pro:16.04:LTS"
},
"versions": [
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"2.13-4ubuntu2",
"2.13-4ubuntu2+esm1"
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{
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"binary_version": "2.13-4ubuntu2+esm1"
},
{
"binary_name": "libapreq2-3",
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}
]
}
},
{
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],
"package": {
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"purl": "pkg:deb/ubuntu/libapreq2?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
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{
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"binary_version": "2.13-7~deb10u1build0.18.04.1"
},
{
"binary_name": "libapreq2-3",
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}
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},
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],
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"purl": "pkg:deb/ubuntu/libapreq2?arch=source&distro=focal",
"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
"2.13-5build4",
"2.13-5build5",
"2.13-7"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-22728.json"
},
"ecosystem_specific": {
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"binary_version": "2.13-7"
},
{
"binary_name": "libapache2-request-perl",
"binary_version": "2.13-7"
},
{
"binary_name": "libapreq2-3",
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}
]
}
},
{
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],
"package": {
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"purl": "pkg:deb/ubuntu/libapreq2?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
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"ecosystem": "Ubuntu:26.10"
},
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"2.17-9",
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],
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},
"ecosystem_specific": {
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{
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{
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{
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}
},
{
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],
"package": {
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"purl": "pkg:deb/ubuntu/libapreq2?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"2.17-7",
"2.17-8"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-22728.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libapache2-mod-apreq2",
"binary_version": "2.17-8"
},
{
"binary_name": "libapache2-request-perl",
"binary_version": "2.17-8"
},
{
"binary_name": "libapreq2-3t64",
"binary_version": "2.17-8"
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]
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}
],
"modified": "2026-10-17T12:56:01.935135973Z",
"provider": "osv",
"upstream": [
"CVE-2022-22728"
],
"references": [
"https://ubuntu.com/security/CVE-2022-22728",
"https://www.openwall.com/lists/oss-security/2022/08/25/3",
"https://lists.apache.org/thread/2fsjoor96d47vtkpf76x4yo06nccvy1y",
"https://www.cve.org/CVERecord?id=CVE-2022-22728"
]
},
"related_cves": [
{
"value": "CVE-2022-22728",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 354623,
"published_at": "2022-08-25T15:15:00+00:00"
}