CVE-2021-34728
Estado: ModificadaAlta (7.8)—
Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker with a low-privileged account to elevate privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.30%
- Percentil entre todas las CVEs puntuadas: 21
- Fecha de la puntuación: 7/10/2026
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 (1)
CWE
- CWE-78
- CWE-78
Referencias
JSON original (NVD)
Mostrar
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"criteria": "cpe:2.3:h:cisco:8812:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "3920133A-684D-4A9F-B65A-FF4EAE5052E5"
},
{
"criteria": "cpe:2.3:h:cisco:8818:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "9ED06361-5A68-4656-AEA5-240C290594CD"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "psirt@cisco.com"
}