vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2020-36938

WinAVR Version 20100110 - Insecure Folder Permissions

HIGH
8.8
CVSS Score
Published: January 27, 2026 at 03:23 PM UTC
Updated: June 17, 2026 at 03:16 AM UTC
1 product affected across 1 vendorWinAVR

Using WinAVR by WinAVR?

Get instant alerts when new vulnerabilities affect WinAVR - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
HIGH8.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Exploit
Source: cverecord
https://www.exploit-db.com/exploits/49379
Product
Source: cverecord
https://sourceforge.net/projects/winavr/
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/winavr-version-insecure-folder-permissions

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-732

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card