CVE-2020-6116

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 28.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-09-17 · updated 2026-06-17
Weakness: CWE-680

Description

An arbitrary code execution vulnerability exists in the rendering functionality of Nitro Software, Inc.’s Nitro Pro 13.13.2.242. When drawing the contents of a page using colors from an indexed colorspace, the application can miscalculate the size of a buffer when allocating space for its colors. When using this allocated buffer, the application can write outside its bounds and cause memory corruption which can lead to code execution. A specially crafted document must be loaded by a victim in order to trigger this vulnerability.

Affected products

Nitro Pro: 13.13.2.242, 13.16.2.300

References

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1070
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1070

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