Security advisory
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a do_binauth NULL pointer dereference that be triggered with a crafted GET HTTP request with a missing User-Agent HTTP header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). The issue occurs when the client is about to be authenticated, and can be triggered only when the BinAuth option is set. 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
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-38322
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 15:29 UTC · Revision 1
Source evidence
An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a do_binauth NULL pointer dereference that be triggered with a crafted GET HTTP request with a missing User-Agent HTTP header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). The issue occurs when the client is about to be authenticated, and can be triggered only when the BinAuth option is set. 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:CVE-2023-38322
Complete source record
{
"id": "e318b4308f8b9400961dbeeee05f419e0480383dde7c48c67c4ed0ccce9f68e6",
"url": "https://osv.dev/vulnerability/CVE-2023-38322",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2023-38322",
"summary": "An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a do_binauth NULL pointer dereference that be triggered with a crafted GET HTTP request with a missing User-Agent HTTP header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). The issue occurs when the client is about to be authenticated, and can be triggered only when the BinAuth option is set. 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:CVE-2023-38322",
"products": [],
"severity": "unknown",
"structured": {
"id": "CVE-2023-38322",
"aliases": [
"CVE-2023-38322"
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/opennds/opennds",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "cd4004fc3cf79c0f2bc0ee98db30d225d0b79bc9"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "10.1.2"
}
],
"source": "DESCRIPTION"
},
{
"range": [
{
"fixed": "cd4004fc3cf79c0f2bc0ee98db30d225d0b79bc9"
}
],
"source": "REFERENCES_TAG",
"original_tag": "v10.1.2"
},
{
"cpe": "cpe:2.3:a:opennds:captive_portal:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "10.1.2"
}
],
"source": "CPE_RANGE"
}
]
}
},
{
"repo": "https://github.com/openwrt/routing",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "0b19771fb2dd81e7c428759610aed583171eed80"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"fixed": "0b19771fb2dd81e7c428759610aed583171eed80"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"v10.1.1",
"v10.1.0",
"v9.10.0",
"v9.9.1",
"v9.9.0",
"v9.8.0",
"v9.7.0",
"v9.6.0",
"v9.5.1",
"v9.5.0",
"v9.4.0",
"v9.3.0",
"v9.2.0",
"v9.1.1",
"v9.1.0",
"v9.0.0",
"v8.1.1",
"v8.1.0",
"v8.0.0",
"v7.0.1",
"v7.0.0",
"v6.0.0",
"v5.2.0",
"v5.1.0",
"v5.0.1",
"v5.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-38322.json"
}
}
],
"modified": "2026-10-28T02:30:51.203090775Z",
"provider": "osv",
"references": [
"https://github.com/openNDS/openNDS/releases/tag/v10.1.2",
"https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006-v4/#sthash.2vJg3d85.rwx82g1C.dpbs",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/38xxx/CVE-2023-38322.json",
"https://nvd.nist.gov/vuln/detail/CVE-2023-38322",
"https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80"
],
"provider_metadata": {
"cna_assigner": "mitre",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/38xxx/CVE-2023-38322.json"
}
},
"related_cves": [
{
"value": "CVE-2023-38322",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 519763,
"published_at": "2023-11-17T00:00:00+00:00"
}