THREATPORT/VULNERABILITY/CVE-2020-6116
HIGH SEVERITY

CVE-2020-6116

Nitro Pro vulnerability

CVSS
7.8
EPSS
28.4%
EPSS pct
98th
Exploited
No known
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 vendor
Gonitro
Affected product
Nitro Pro
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2020-09-17

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable with local access, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 28.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2020-6116

  • Confirm whether Gonitro Nitro Pro is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-6116.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-6116

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-6116 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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