CVE-2020-35844

high

Description

FastStone Image Viewer 7.5 has an out-of-bounds write (via a crafted image file) at FSViewer.exe+0xbe9c4.

References

https://twitter.com/DmitriyMelikov

https://github.com/DmitryMeD/pentesting/blob/main/FastStone%20Image%20Viewer%207.5.md

Details

Source: Mitre, NVD

Published: 2021-01-26

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

EPSS

EPSS: 0.00201