CVE-2020-37124

CRITICAL

9.8

Descripcion

B64dec 1.1.2 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by overwriting Structured Exception Handler (SEH) with crafted input. Attackers can leverage an egg hunter technique and carefully constructed payload to inject and execute malicious code during base64 decoding process.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado2/5/2026

Ultima modificacion2/5/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-121

Referencias

http://4mhz.de/b64dec.html(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/48317(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/bdec-buffer-overflow-seh-overflow-egg-hunter(disclosure@vulncheck.com)

Correlaciones IOC

Sin correlaciones registradas

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