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CVE-2024-5322

Status: AnalyzedCritical (9.1)—

The N-central server is vulnerable to session rebinding of already authenticated users when using Entra SSO, which can lead to authentication bypass.

This vulnerability is present in all Entra-supported deployments of N-central prior to 2024.3.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

N-able — N-central

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2024-5322",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-5322",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-07-02T14:10:57.247230Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "a5532a13-c4dd-4202-bef1-e0b8f2f8d12b",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.1,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "a5532a13-c4dd-4202-bef1-e0b8f2f8d12b",
      "affectedData": [
        {
          "vendor": "N-able",
          "product": "N-central",
          "versions": [
            {
              "status": "affected",
              "version": "<2024.3",
              "versionType": "custom"
            }
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              "lessThan": "2024.3",
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  ],
  "published": "2024-07-01T21:15:04.810",
  "references": [
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      "url": "https://documentation.n-able.com/N-central/Release_Notes/GA/Content/2024.3%20Release%20Notes.htm",
      "tags": [
        "Release Notes"
      ],
      "source": "a5532a13-c4dd-4202-bef1-e0b8f2f8d12b"
    },
    {
      "url": "https://me.n-able.com/s/security-advisory/aArVy0000000BgDKAU/cve20245322-ncentral-authentication-bypass-via-session-rebinding",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "a5532a13-c4dd-4202-bef1-e0b8f2f8d12b"
    },
    {
      "url": "https://documentation.n-able.com/N-central/Release_Notes/GA/Content/2024.3%20Release%20Notes.htm",
      "tags": [
        "Release Notes"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://me.n-able.com/s/security-advisory/aArVy0000000BgDKAU/cve20245322-ncentral-authentication-bypass-via-session-rebinding",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "a5532a13-c4dd-4202-bef1-e0b8f2f8d12b",
      "description": [
        {
          "lang": "en",
          "value": "CWE-288"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The N-central server is vulnerable to session rebinding of already authenticated users when using Entra SSO, which can lead to authentication bypass.\n \nThis vulnerability is present in all Entra-supported deployments of N-central prior to 2024.3."
    },
    {
      "lang": "es",
      "value": "El servidor N-central es vulnerable a la nueva vinculación de sesiones de usuarios ya autenticados cuando se utiliza Entra SSO, lo que puede provocar una omisión de autenticación. Esta vulnerabilidad está presente en todas las implementaciones de N-central compatibles con Entra antes de 2024.3."
    }
  ],
  "lastModified": "2026-06-17T08:15:41.703",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:n-able:n-central:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CE4173FE-54BD-40A1-B9AE-5AD24D345978",
              "versionEndExcluding": "2024.3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "a5532a13-c4dd-4202-bef1-e0b8f2f8d12b"
}