CVE-2008-5870

FastStone Image Viewer 3.6 - Denial of Service via Malformed BMP Image

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-5870. PoCs published by suN8Hclf.

AI-analyzed exploit summary This exploit generates a malformed BMP image file that triggers a denial-of-service (DoS) condition in FastStone Image Viewer v3.6 due to an access violation when writing to an invalid memory address. The PoC is a Perl script that creates the malicious file.

Description

FastStone Image Viewer 3.6 allows user-assisted attackers to cause a denial of service (application crash) via a malformed BMP image with large width and height values, possibly a related issue to CVE-2007-1942.

Exploits (1)

exploitdb WORKING POC VERIFIED
by suN8Hclf · textdoswindows
https://www.exploit-db.com/exploits/6673

This exploit generates a malformed BMP image file that triggers a denial-of-service (DoS) condition in FastStone Image Viewer v3.6 due to an access violation when writing to an invalid memory address. The PoC is a Perl script that creates the malicious file.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: FastStone Image Viewer v3.6
No auth needed
Prerequisites: FastStone Image Viewer v3.6 installed on the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/6673
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/4878
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/497061/100/0/threaded

Scores

EPSS 0.0209
EPSS Percentile 79.2%

Details

CWE
CWE-20
Status published
Products (1)
faststone/image_viewer 3.6
Published Jan 08, 2009
Tracked Since Feb 18, 2026