CVE Vulnerability

CVE-2021-26235

FastStone Image Viewer <= 7.5 is affected by a user mode write access violation near NULL at 0x005bdfc9, triggered when a user opens or views a malformed CUR file that is mishandled by FSViewer.exe. Attackers could exploit this issue for a Denial of Service (DoS) or possibly to achieve code execution.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://voidsec.com/advisories/cve-2021-26235-faststone-image-viewer-v-7-5-user-mode-write-access-violation/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:faststone:image_viewer:*:*:*:*:*:*:*:*
Information

Published : 2021-03-18 02:15

Updated : 2021-03-22 06:03

NVD link : CVE-2021-26235

Mitre link : CVE-2021-26235

Products Affected
No products.
CWE
CWE-476