GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2026-44062 (GCVE-0-2026-44062)

Vulnerability from cvelistv5 – Published: 2026-05-21 07:34 – Updated: 2026-05-22 03:55
VLAI
Title
Missing o_len bounds check in pull_charset_flags()
Summary
A missing output length bounds check in pull_charset_flags() in Netatalk 2.0.4 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code or cause a denial of service via crafted character set data.
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-21 00:00 UTC
CWE
References
Impacted products
Vendor Product Version CPE status
Netatalk Netatalk Affected: 2.0.4 , ≤ 4.4.2 (semver)
Unaffected: 4.4.3 (semver)
guessed Create a notification for this product.
Date Public
2026-05-13 00:00
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-44062",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-21T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-22T03:55:57.218Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Netatalk",
          "vendor": "Netatalk",
          "versions": [
            {
              "lessThanOrEqual": "4.4.2",
              "status": "affected",
              "version": "2.0.4",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "4.4.3",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Arjun Basnet from Securin"
        }
      ],
      "datePublic": "2026-05-13T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "A missing output length bounds check in pull_charset_flags() in Netatalk 2.0.4 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code or cause a denial of service via crafted character set data."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-787",
              "description": "Out-of-bounds Write",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-21T07:52:34.292Z",
        "orgId": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
        "shortName": "securin"
      },
      "references": [
        {
          "name": "Netatalk Security Advisory CVE-2026-44062",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://netatalk.io/security/CVE-2026-44062"
        }
      ],
      "title": "Missing o_len bounds check in pull_charset_flags()"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "33c584b5-0579-4c06-b2a0-8d8329fcab9c",
    "assignerShortName": "securin",
    "cveId": "CVE-2026-44062",
    "datePublished": "2026-05-21T07:34:44.871Z",
    "dateReserved": "2026-05-05T07:25:12.313Z",
    "dateUpdated": "2026-05-22T03:55:57.218Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-44062",
      "date": "2026-09-16",
      "epss": "0.00357",
      "percentile": "0.2921"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-44062\",\"sourceIdentifier\":\"33c584b5-0579-4c06-b2a0-8d8329fcab9c\",\"published\":\"2026-05-21T08:16:21.797\",\"lastModified\":\"2026-07-23T16:10:00.137\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A missing output length bounds check in pull_charset_flags() in Netatalk 2.0.4 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code or cause a denial of service via crafted character set data.\"},{\"lang\":\"es\",\"value\":\"Una falta de comprobaci\u00f3n de l\u00edmites de longitud de salida en pull_charset_flags() en Netatalk 2.0.4 hasta 4.4.2 permite a un atacante remoto autenticado ejecutar c\u00f3digo arbitrario o causar una denegaci\u00f3n de servicio mediante datos de conjunto de caracteres manipulados.\"}],\"affected\":[{\"source\":\"33c584b5-0579-4c06-b2a0-8d8329fcab9c\",\"affectedData\":[{\"vendor\":\"Netatalk\",\"product\":\"Netatalk\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"2.0.4\",\"lessThanOrEqual\":\"4.4.2\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"4.4.3\",\"versionType\":\"semver\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"33c584b5-0579-4c06-b2a0-8d8329fcab9c\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.6,\"impactScore\":5.9}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-05-21T00:00:00+00:00\",\"id\":\"CVE-2026-44062\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"total\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"33c584b5-0579-4c06-b2a0-8d8329fcab9c\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"references\":[{\"url\":\"https://netatalk.io/security/CVE-2026-44062\",\"source\":\"33c584b5-0579-4c06-b2a0-8d8329fcab9c\"}]}}",
    "redhat_vex": {
      "current_release_date": "2026-06-28T12:05:33+00:00",
      "cve": "CVE-2026-44062",
      "id": "CVE-2026-44062",
      "initial_release_date": "2026-05-21T07:34:44.871000+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "netatalk: Netatalk: Arbitrary code execution or denial of service due to missing bounds check",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44062.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-27T17:03:29Z",
      "cve": "CVE-2026-44062",
      "id": "CVE-2026-44062",
      "initial_release_date": "2026-05-22T02:19:46Z",
      "product_status:known_affected": "3",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-44062",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-44062.json",
      "version": "4"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-44062\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-05-21T12:46:50.287442Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-05-21T12:46:53.556Z\"}}], \"cna\": {\"title\": \"Missing o_len bounds check in pull_charset_flags()\", \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Arjun Basnet from Securin\"}], \"metrics\": [{\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 7.5, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\"}}], \"affected\": [{\"vendor\": \"Netatalk\", \"product\": \"Netatalk\", \"versions\": [{\"status\": \"affected\", \"version\": \"2.0.4\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.4.2\"}, {\"status\": \"unaffected\", \"version\": \"4.4.3\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}], \"datePublic\": \"2026-05-13T00:00:00.000Z\", \"references\": [{\"url\": \"https://netatalk.io/security/CVE-2026-44062\", \"name\": \"Netatalk Security Advisory CVE-2026-44062\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A missing output length bounds check in pull_charset_flags() in Netatalk 2.0.4 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code or cause a denial of service via crafted character set data.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-787\", \"description\": \"Out-of-bounds Write\"}]}], \"providerMetadata\": {\"orgId\": \"33c584b5-0579-4c06-b2a0-8d8329fcab9c\", \"shortName\": \"securin\", \"dateUpdated\": \"2026-05-21T07:52:34.292Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-44062\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-22T03:55:57.218Z\", \"dateReserved\": \"2026-05-05T07:25:12.313Z\", \"assignerOrgId\": \"33c584b5-0579-4c06-b2a0-8d8329fcab9c\", \"datePublished\": \"2026-05-21T07:34:44.871Z\", \"assignerShortName\": \"securin\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


Loading…