CVE-2026-102486 (GCVE-0-2026-102486)
Vulnerability from cvelistv5
Published
2026-10-21 15:04
Modified
2026-10-21 15:04
CWE
Summary
Out-of-bounds read in NTS extension field parsing in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to crash the daemon via an NTS Authenticator and Encrypted Extension Fields (AEEF) field with an oversized nonce length.
Impacted products
Vendor Product Version
NTPsec ntpsec Version: 1.1.4   ≤
Create a notification for this product.
Show details on NVD website


{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "ntpsec",
          "repo": "https://gitlab.com/NTPsec/ntpsec",
          "vendor": "NTPsec",
          "versions": [
            {
              "lessThan": "1.2.6",
              "status": "affected",
              "version": "1.1.4",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "afldl; Tristan Madani; Kimi Security Team \u003cbug-report@moonshot.ai\u003e"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Out-of-bounds read in NTS extension field parsing in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to crash the daemon via an NTS Authenticator and Encrypted Extension Fields (AEEF) field with an oversized nonce length."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-125",
              "description": "CWE-125: Out-of-bounds Read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-21T15:04:01.274Z",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "url": "https://gitlab.com/NTPsec/ntpsec/-/work_items/891"
        },
        {
          "url": "https://gitlab.com/NTPsec/ntpsec/-/work_items/895"
        },
        {
          "url": "https://gitlab.com/NTPsec/ntpsec/-/commit/7cc079387"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to version 1.2.6"
        }
      ],
      "title": "Out-of-bounds Read in ntpsec"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2026-102486",
    "datePublished": "2026-10-21T15:04:01.274Z",
    "dateReserved": "2026-09-29T09:30:18.574Z",
    "dateUpdated": "2026-10-21T15:04:01.274Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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