CVE-2025-59348
Estado: AnalizadaMedia (5.5)—
Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, the processPieceFromSource method does not update the structure’s usedTraffic field, because an uninitialized variable n is used as a guard to the AddTraffic method call, instead of the result.Size variable. A task is processed by a peer. The usedTraffic metadata is not updated during the processing. Rate limiting is incorrectly applied, leading to a denial-of-service condition for the peer. This vulnerability is fixed in 2.1.0.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.36%
- Percentil entre todas las CVEs puntuadas: 27
- Fecha de la puntuación: 5/10/2026
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-457
Referencias
JSON original (NVD)
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"value": "Dragonfly es un sistema de distribución de archivos y aceleración de imágenes de código abierto basado en P2P. Antes de la 2.1.0, el método processPieceFromSource no actualiza el campo usedTraffic de la estructura, porque se utiliza una variable n no inicializada como guarda para la llamada al método AddTraffic, en lugar de la variable result.Size. Una tarea es procesada por un par. Los metadatos usedTraffic no se actualizan durante el procesamiento. La limitación de velocidad se aplica incorrectamente, lo que lleva a una condición de denegación de servicio para el par. Esta vulnerabilidad se corrige en la versión 2.1.0."
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