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Security advisory

Type: advisorySources: OSVCVE: CVE-2023-38322

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

CVE-2023-38322

core-osv · Original source

Published 17 Nov 2023, 00:00 UTC

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"
}