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CVE-2023-28531

Estado: ModificadaCrítica (9.8)—

ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.

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 (4)

Netapp — Brocade Fabric Operating SystemNetapp — HCI Bootstrap OSNetapp — Solidfire Element OSOpenbsd — Openssh

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-28531",
  "cveTags": [],
  "metrics": {
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      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-28531",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-01-11T20:20:13.493424Z"
        }
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    ],
    "cvssMetricV31": [
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          "version": "3.1",
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          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
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        "exploitabilityScore": 3.9
      }
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  "affected": [
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  "published": "2023-03-17T04:15:14.553",
  "references": [
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    },
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9."
    }
  ],
  "lastModified": "2026-07-14T12:16:48.417",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*",
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              "matchCriteriaId": "84F1ED1E-4AD0-4903-A9FD-F4BBC21328E4",
              "versionEndExcluding": "9.3",
              "versionStartIncluding": "8.9"
            }
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    {
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}