CVE-2018-3976

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-02-06 · updated 2026-06-17
Weakness: CWE-787

Description

An exploitable out-of-bounds write exists in the CALS Raster file format-parsing functionality of Canvas Draw version 5.0.0.28. A specially crafted CAL image processed via the application can lead to an out-of-bounds write, overwriting arbitrary data. An attacker can deliver a CAL image to trigger this vulnerability and gain code execution.

Affected products

Canvasgfx Canvas Draw: 5.0.0.28

References

http://www.securityfocus.com/bid/106809
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0642
http://www.securityfocus.com/bid/106809
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0642

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