CVE-2022-36947

CRITICAL
Published Aug 18, 20223y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Aug 18, 2022 3y ago
Last Modified Jun 17, 2026 2w ago

Description

Unsafe Parsing of a PNG tRNS chunk in FastStone Image Viewer through 7.5 results in a stack buffer overflow.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 2

VendorProductVersionRange
faststoneimage_viewer* <7.6
microsoftwindows*any

References 3

  • wid.cert-bund.de https://wid.cert-bund.de/portal/wid/kurzinformationen
    Third Party Advisory
  • wid.cert-bund.de https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0883
    Third Party Advisory
  • faststone.org https://www.faststone.org/FSViewerDetail.htm
    ProductRelease NotesVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.