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CVE-2018-1086

Estado: ModificadaAlta (7.5)—

pcs before versions 0.9.164 and 0.10 is vulnerable to a debug parameter removal bypass. REST interface of the pcsd service did not properly remove the pcs debug argument from the /run_pcs query, possibly disclosing sensitive information. A remote attacker with a valid token could use this flaw to elevate their privilege.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (3)

Clusterlabs — Pacemaker Command Line InterfaceDebian — Debian LinuxRedhat — Enterprise Linux Server EUS

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2018-1086",
  "cveTags": [],
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          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": true,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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          "baseScore": 4.3,
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          "baseSeverity": "MEDIUM",
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          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      },
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        "cvssData": {
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
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          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "redhat",
          "product": "pcs",
          "versions": [
            {
              "status": "affected",
              "version": "pcs 0.9.164"
            },
            {
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              "version": "pcs 0.10"
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  "published": "2018-04-12T16:29:00.417",
  "references": [
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      "url": "https://access.redhat.com/errata/RHSA-2018:1060",
      "tags": [
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      "source": "secalert@redhat.com"
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    },
    {
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      "tags": [
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secalert@redhat.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
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    },
    {
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      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "pcs before versions 0.9.164 and 0.10 is vulnerable to a debug parameter removal bypass. REST interface of the pcsd service did not properly remove the pcs debug argument from the /run_pcs query, possibly disclosing sensitive information. A remote attacker with a valid token could use this flaw to elevate their privilege."
    },
    {
      "lang": "es",
      "value": "pcs, en versiones anteriores a la 0.9.164 y 0.10, es vulnerable a una omisión de eliminación de un parámetro de depuración. La interfaz REST del servicio pcsd no eliminó correctamente el argumento pcs de depuración de la consulta /run_pcs, lo que podría haber revelado información sensible. Un atacante remoto con un token válido podría emplear este error para elevar sus privilegios."
    }
  ],
  "lastModified": "2026-06-17T01:50:26.897",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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            },
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              "vulnerable": true,
              "matchCriteriaId": "ECC8F181-5EB2-44A1-BD53-B36EE620A24C"
            }
          ],
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  "sourceIdentifier": "secalert@redhat.com"
}