CVE Vulnerability

CVE-2020-23894

A User Mode Write AV in ntdll!RtlpCoalesceFreeBlocks+0x268 of WildBit Viewer v6.6 allows attackers to cause a denial of service (DoS) via a crafted tiff file.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.wildbit-soft.fi/software.html Product
https://github.com/Aurorainfinity/vulnerabilities/blob/master/WildBit_Viewer/tiff_file_format.md Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:wildbit-soft:wildbit_viewer:6.6:*:*:*:*:*:*:*
Information

Published : 2021-11-10 10:15

Updated : 2021-11-13 04:56

NVD link : CVE-2020-23894

Mitre link : CVE-2020-23894

Products Affected
No products.
CWE
CWE-787