CVE-2022-47986
IBM Aspera Faspex 4.4.2 Patch Level 1 and earlier could allow a remote attacker to execute arbitrary code on the system, caused by a YAML deserialization flaw. By sending a specially crafted obsolete API call, an attacker could exploit this vulnerability to execute arbitrary code on the system. The obsolete API call was removed in Faspex 4.4.2 PL2. IBM X-Force ID: 243512.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 100%
- Percentil entre todas las CVEs puntuadas: 100
- Fecha de la puntuación: 6/10/2026
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).
CISA KEV — explotada activamente
- Añadida al catálogo: 21/2/2023
- Plazo de remediación: 14/3/2023
- Uso conocido en ransomware: Known
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1190Exploit Public-Facing Applicationinitial access95 % - Impacto principal
T1059Command and Scripting Interpreterexecution90 % - Impacto secundario
T1565.001Stored Data Manipulationimpact75 %
AV:N/PR:N/UI:N indica explotación remota sin autenticación (T1190). La deserialización insegura de YAML permite ejecución arbitraria de código (T1059), confirmada por uso activo en ransomware (KEV).
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
CWE
- CWE-502
Referencias
- http://packetstormsecurity.com/files/171772/IBM-Aspera-Faspex-4.4.1-YAML-Deserialization.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/243512
- https://www.ibm.com/support/pages/node/6952319
- http://packetstormsecurity.com/files/171772/IBM-Aspera-Faspex-4.4.1-YAML-Deserialization.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/243512
- https://www.ibm.com/support/pages/node/6952319
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-47986
JSON original (NVD)
Mostrar
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