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CVE-2024-31878

Status: ModifiedMedium (5.3)—

IBM i 7.2, 7.3, 7.4, and 7.5 Service Tools Server (SST) is vulnerable to SST user enumeration by a remote attacker. This vulnerability can be used by a malicious actor to gather information about SST users that can be targeted in further attacks. IBM X-Force ID: 287538.

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)

IBM — I

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2024-31878",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-31878",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-06-07T18:25:42.534826Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@us.ibm.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
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            "cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*"
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          "product": "i",
          "versions": [
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              "version": "7.2, 7.3, 7.4, 7.5"
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  ],
  "published": "2024-06-07T14:15:10.017",
  "references": [
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      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/287538",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
      ],
      "source": "psirt@us.ibm.com"
    },
    {
      "url": "https://www.ibm.com/support/pages/node/7156725",
      "tags": [
        "Vendor Advisory"
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      "source": "psirt@us.ibm.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/287538",
      "tags": [
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        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "https://www.ibm.com/support/pages/node/7156725",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@us.ibm.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-203"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM i 7.2, 7.3, 7.4, and 7.5 Service Tools Server (SST) is vulnerable to SST user enumeration by a remote attacker.  This vulnerability can be used by a malicious actor to gather information about SST users that can be targeted in further attacks.   IBM X-Force ID:  287538."
    },
    {
      "lang": "es",
      "value": "IBM i 7.2, 7.3, 7.4 y 7.5 Service Tools Server (SST) es vulnerable a la enumeración de usuarios de SST por parte de un atacante remoto. Esta vulnerabilidad puede ser utilizada por un actor malintencionado para recopilar información sobre los usuarios de SST que puede ser objeto de futuros ataques. ID de IBM X-Force: 287538."
    }
  ],
  "lastModified": "2026-06-17T07:28:52.970",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:ibm:i:7.2:*:*:*:*:*:*:*",
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          "operator": "OR"
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  ],
  "sourceIdentifier": "psirt@us.ibm.com"
}