Description

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.

INFO

Published Date :

2026-02-05T16:13:32.350Z

Last Modified :

2026-02-06T20:34:54.145Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2020-37124 vulnerability.

Vendors Products
4mhz
  • B64dec
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2020-37124.

URL Resource
http://4mhz.de/b64dec.html cve-icon cve-icon
https://www.exploit-db.com/exploits/48317 cve-icon cve-icon
https://www.vulncheck.com/advisories/bdec-buffer-overflow-seh-overflow-egg-hunter cve-icon cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact