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EUVD-2026-5920

🗓️ 13 Feb 2026 17:58:37Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 1 Views

BACnet stack has an off by one overflow in the ubasic tokenizer causing crashes with long strings.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-21870
13 Feb 202617:58
attackerkb
Circl
CVE-2026-21870
3 Jun 202605:13
circl
CNNVD
BACnet Protocol Stack 安全漏洞
13 Feb 202600:00
cnnvd
CVE
CVE-2026-21870
13 Feb 202617:58
cve
Cvelist
CVE-2026-21870 The BACnet Protocol Stack library has an Off-by-one Stack-based Buffer Overflow in tokenizer_string
13 Feb 202617:58
cvelist
NVD
CVE-2026-21870
13 Feb 202618:16
nvd
OSV
CVE-2026-21870 The BACnet Protocol Stack library has an Off-by-one Stack-based Buffer Overflow in tokenizer_string
13 Feb 202617:58
osv
Positive Technologies
PT-2026-8018
13 Feb 202600:00
ptsecurity
RedhatCVE
CVE-2026-21870
14 Feb 202619:22
redhatcve
Snyk
Off-by-one Error
13 Feb 202618:58
snyk
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "20f7c235-d26c-484a-a8ba-38fe931d729f",
        "vendor": {
          "name": "bacnet-stack"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "3548a411-a721-42eb-b314-edcfea9d83d8",
        "product": {
          "name": "bacnet-stack"
        },
        "product_version": "1.5.0.rc1, ≤ 1.5.0.rc2"
      },
      {
        "id": "418bb16c-349a-469d-99ec-91fefbb02c1b",
        "product": {
          "name": "bacnet-stack"
        },
        "product_version": "≤ 1.4.2"
      }
    ]
  }
]

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13 Feb 2026 18:19Current
6Medium risk
Vulners AI Score6
CVSS 3.15.5
EPSS0.00007
SSVC
1