CVE-2020-23889 Information

Description

A User Mode Write AV starting at Editor!TMethodImplementationIntercept+0x4189c6 of WildBit Viewer v6.6 allows attackers to cause a denial of service (DoS) via a crafted ico file.

CVSS Vector

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

Reference

https://www.wildbit-soft.fi/software.html https://github.com/Aurorainfinity/vulnerabilities/blob/master/WildBit_Viewer/ico_file_format.md

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5