CVE-2026-16882

{
  "id": "CVE-2026-16882",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-19T20:17:09.090",
  "lastModified": "2026-10-26T11:10:00.157",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary commands due to improper neutralization of special elements used in an OS command."
    },
    {
      "lang": "es",
      "value": "IBM AIX 7.2, y 7.3 e IBM PowerVM VIOS 4.1 podría permitir a un atacante remoto ejecutar comandos arbitrarios debido a una neutralización incorrecta de elementos especiales utilizados en un comando del sistema operativo."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "IBM",
          "product": "AIX",
          "cpes": [
            "cpe:2.3:a:ibm:aix:7.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:aix:7.2.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:aix:7.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:aix:7.3.0:*:*:*:*:*:*:*"
          ],
          "versions": [
            {
              "version": "7.2",
              "status": "affected"
            },
            {
              "version": "7.3",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "IBM",
          "product": "PowerVM VIOS",
          "cpes": [
            "cpe:2.3:a:ibm:powervm_vios:4.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:powervm_vios:4.1.0:*:*:*:*:*:*:*"
          ],
          "versions": [
            {
              "version": "4.1",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-20T00:00:00+00:00",
          "id": "CVE-2026-16882",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.1.0",
              "versionEndExcluding": "4.1.0.50",
              "matchCriteriaId": "4A14B743-DDD2-467F-90E7-3431CE35F835"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.1.1.0",
              "versionEndExcluding": "4.1.1.30",
              "matchCriteriaId": "37B446F0-EE99-42EA-99EE-80E517FDCB78"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.1.2.0",
              "versionEndExcluding": "4.1.2.20",
              "matchCriteriaId": "6245F535-1896-4CC5-8EC9-89C8EF455B8C"
            }
          ]
        }
      ]
    },
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "7.2.5",
              "versionEndIncluding": "7.2.5.212",
              "matchCriteriaId": "EB84A37D-4C98-44FC-8B9B-E14DA7C88ED5"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "7.3.2",
              "versionEndIncluding": "7.3.2.5",
              "matchCriteriaId": "EA55F75D-C50C-46D2-93CC-EABB8F49B03F"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "7.3.3",
              "versionEndIncluding": "7.3.3.2",
              "matchCriteriaId": "B4115FCC-1026-417E-8D30-237B2C90367E"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "7.3.4",
              "versionEndIncluding": "7.3.4.1",
              "matchCriteriaId": "340ADD53-8363-4CDA-AEEB-8DC7CB0088D5"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.ibm.com/support/pages/node/7283858",
      "source": "[email protected]",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    }
  ]
}