CVE-2020-36938
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.
Published:Jan 27, 2026
Last Modified:Apr 15, 2026
EPS:Jan 27, 2026
EPSS Score:0.00032
CVSS Score:8.8
Affected Products
Vendor
Product
Action
Vendor
Winavr
Product
Winavr
Winavr
Winavr
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
