CVE-2020-36938

HIGH

8.8

Description

WinAVR version 20100110 contains an insecure permissions vulnerability that allows authenticated users to modify system files and executables. Attackers can leverage the overly permissive access controls to potentially modify critical DLLs and executable files in the WinAVR installation directory.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published1/27/2026

Last Modified1/29/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-732

References

https://sourceforge.net/projects/winavr/(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49379(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/winavr-version-insecure-folder-permissions(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.