CVE-2021-26236

FastStone Image Viewer v.<= 7.5 is affected by a Stack-based Buffer Overflow at 0x005BDF49, affecting the CUR file parsing functionality (BITMAPINFOHEADER…

published March 18, 2021

CVSS
—
EPSS
2%
Percentile
80.3
In the wild
Unconfirmed
What it is

FastStone Image Viewer v.<= 7.5 is affected by a Stack-based Buffer Overflow at 0x005BDF49, affecting the CUR file parsing functionality (BITMAPINFOHEADER Structure, 'BitCount' file format field), that will end up corrupting the Structure Exception Handler (SEH). Attackers could exploit this issue to achieve code execution when a user opens or views a malformed/specially crafted CUR file.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01968 · 80.3th percentile
Published
2021-03-18T12:55Z
EPSS history
Timeline
  • 18 MAR 12:55Z
    FastStone Image Viewer v.<= 7.5 is affected by a Stack-based Buffer Overflow at 0x005BDF49, affecting the CUR file parsing functionality (BITMAPINFOHEADER…
    cvelistv5