Vulnerability-Lookup

CERTFR-2026-AVI-0338

Vulnerability from certfr_avis - Published: 2026-03-23 - Updated: 2026-03-23

Une vulnérabilité a été découverte dans les produits Synology. Elle permet à un attaquant de provoquer une exécution de code arbitraire à distance.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Le correctif de sécurité pour DSMUC 3.1 est indisponible pour l'instant.

Impacted products

Vendor	Product	Description
Synology	DSMUC	DSMUC 3.1 toutes versions
Synology	DSM	DSM versions 7.2.1.x antérieures à 7.2.1-69057-11
Synology	DSM	DSM versions 7.3.x antérieures à 7.3.2-86009-3
Synology	DSM	DSM versions 7.2.2.x antérieures à 7.2.2-72806-8

References

Title

Publication Time

Tags

Bulletin de sécurité Synology Synology_SA_26_03

2026-03-19

vendor-advisory

Show details on source website

JSON

To clipboard

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "DSMUC 3.1 toutes versions",
      "product": {
        "name": "DSMUC",
        "vendor": {
          "name": "Synology",
          "scada": false
        }
      }
    },
    {
      "description": "DSM versions 7.2.1.x ant\u00e9rieures \u00e0 7.2.1-69057-11",
      "product": {
        "name": "DSM",
        "vendor": {
          "name": "Synology",
          "scada": false
        }
      }
    },
    {
      "description": "DSM versions 7.3.x ant\u00e9rieures \u00e0 7.3.2-86009-3",
      "product": {
        "name": "DSM",
        "vendor": {
          "name": "Synology",
          "scada": false
        }
      }
    },
    {
      "description": "DSM versions 7.2.2.x ant\u00e9rieures \u00e0 7.2.2-72806-8",
      "product": {
        "name": "DSM",
        "vendor": {
          "name": "Synology",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "Le correctif de s\u00e9curit\u00e9 pour DSMUC 3.1 est indisponible pour l\u0027instant.",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-32746",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-32746"
    }
  ],
  "initial_release_date": "2026-03-23T00:00:00",
  "last_revision_date": "2026-03-23T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-0338",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-03-23T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    }
  ],
  "summary": "Une vuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte dans les produits Synology. Elle permet \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance.",
  "title": "Vuln\u00e9rabilit\u00e9 dans les produits Synology",
  "vendor_advisories": [
    {
      "published_at": "2026-03-19",
      "title": "Bulletin de s\u00e9curit\u00e9 Synology Synology_SA_26_03",
      "url": "https://www.synology.com/en-global/security/advisory/Synology_SA_26_03"
    }
  ]
}

CVE-2026-32746 (GCVE-0-2026-32746)

Vulnerability from cvelistv5 – Published: 2026-03-13 17:15 – Updated: 2026-03-23 13:13

Summary

telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) suboption handler because add_slc does not check whether the buffer is full.

Severity ?

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Assigner

mitre

References

URL

Tags

	https://www.openwall.com/lists/oss-security/2026/…
	https://lists.gnu.org/archive/html/bug-inetutils/…

Impacted products

	Vendor	Product	Version
	GNU	inetutils	Affected: 0 , ≤ 2.7 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2026-03-14T02:55:48.456Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2026/03/14/1"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-32746",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-21T04:01:00.715780Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-23T13:13:55.238Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/watchtowrlabs/watchtowr-vs-telnetd-CVE-2026-32746"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "inetutils",
          "vendor": "GNU",
          "versions": [
            {
              "lessThanOrEqual": "2.7",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:gnu:inetutils:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "2.7",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) suboption handler because add_slc does not check whether the buffer is full."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "CWE-120 Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-13T21:04:53.288Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://www.openwall.com/lists/oss-security/2026/03/12/4"
        },
        {
          "url": "https://lists.gnu.org/archive/html/bug-inetutils/2026-03/msg00031.html"
        }
      ],
      "x_generator": {
        "engine": "CVE-Request-form 0.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2026-32746",
    "datePublished": "2026-03-13T17:15:14.876Z",
    "dateReserved": "2026-03-13T17:15:14.405Z",
    "dateUpdated": "2026-03-23T13:13:55.238Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

CERTFR-2026-AVI-0338

Solutions

CVE-2026-32746 (GCVE-0-2026-32746)

Tags

Sightings

Nomenclature