CVE-2020-23896
WildBit Viewer vulnerability analysis and mitigation

Overview

A User Mode Write Access Violation (AV) vulnerability exists in Editor+0x576b of WildBit Viewer v6.6 that allows attackers to cause a denial of service (DoS) via a crafted tiff file (AttackerKB).

Technical details

The vulnerability is a memory corruption issue that occurs when processing tiff files. When exploited, it triggers a User Mode Write Access Violation at Editor+0x576b, which can lead to a crash of the application. The vulnerability has a CVSS v3 Base Score of 5.5 (Medium), with Attack Vector: Local, Attack Complexity: Low, Privileges Required: None, and User Interaction: Required (AttackerKB).

Impact

The successful exploitation of this vulnerability results in a denial of service condition, causing the WildBit Viewer application to crash. The impact is limited to availability, with no direct impact on confidentiality or integrity (AttackerKB).

Mitigation and workarounds

Users should upgrade to a newer version of WildBit Viewer. Until an update can be applied, users should exercise caution when opening TIFF files from untrusted sources (WildBit Software).

Additional resources


SourceThis report was generated using AI

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