CVE-2023-37644

MEDIUM
Published Jan 11, 2024 Modified Jun 3, 2025 CWE-787

Description

SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a crafted document, as demonstrated by pdf2swf. This occurs in png_read_chunk in lib/png.c.

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CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

Affected Products

Vendor Product
swftools swftools

References

Frequently Asked Questions

What is CVE-2023-37644? +
SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a crafted document, as demonstrated by pdf2swf. This occurs in png_read_chunk in lib/png.c. It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2023-37644? +
CVE-2023-37644 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2023-37644? +
CVE-2023-37644 affects products from swftools, specifically: swftools. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2023-37644? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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