opennds — security advisory
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. When the custom unescape callback is enabled, attackers can execute arbitrary OS commands by inserting them into the URL portion of HTTP GET requests. Affected OpenNDS Captive Portal before version 10.1.2 fixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on 28. August 2023 by updating OpenNDS to version 10.1.3.
- Products
- opennds
- Affected versions
- 10.2.0+dfsg-1, 10.3.0+dfsg-0.1, 10.3.1+dfsg-1, 9.10.0-1
- Fixed versions
- 10.2.0+dfsg-1
- CVEs
- CVE-2023-38316
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 16:24 UTC · Revision 1
Source evidence
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. When the custom unescape callback is enabled, attackers can execute arbitrary OS commands by inserting them into the URL portion of HTTP GET requests. Affected OpenNDS Captive Portal before version 10.1.2 fixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on 28. August 2023 by updating OpenNDS to version 10.1.3.
osv:DEBIAN-CVE-2023-38316
opennds
Fixed versions: Not specified
opennds
Fixed versions: 10.2.0+dfsg-1
Complete source record
{
"id": "4583caee44922ca0b97368b63d5da30719d097a521e30a4f28371b892006a668",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-38316",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-38316",
"summary": "An issue was discovered in OpenNDS Captive Portal before version 10.1.2. When the custom unescape callback is enabled, attackers can execute arbitrary OS commands by inserting them into the URL portion of HTTP GET requests. Affected OpenNDS Captive Portal before version 10.1.2 fixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on 28. August 2023 by updating OpenNDS to version 10.1.3.",
"evidence": "osv:DEBIAN-CVE-2023-38316",
"products": [
{
"name": {
"value": "opennds",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "10.2.0+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "10.3.0+dfsg-0.1",
"evidence": "/affected/0/versions"
},
{
"value": "10.3.1+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "9.10.0-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "opennds",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "10.2.0+dfsg-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "DEBIAN-CVE-2023-38316",
"aliases": [
"DEBIAN-CVE-2023-38316"
],
"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": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opennds",
"purl": "pkg:deb/debian/opennds?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"10.2.0+dfsg-1",
"10.3.0+dfsg-0.1",
"10.3.1+dfsg-1",
"9.10.0-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-38316.json"
},
"ecosystem_specific": {
"urgency": "end-of-life"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "10.2.0+dfsg-1"
}
]
}
],
"package": {
"name": "opennds",
"purl": "pkg:deb/debian/opennds?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-38316.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:03:06.114602331Z",
"provider": "osv",
"upstream": [
"CVE-2023-38316"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-38316"
]
},
"related_cves": [
{
"value": "CVE-2023-38316",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 457628,
"published_at": "2023-11-17T06:15:33.617+00:00"
}