Out-of-bounds Read Affecting catdoc package, versions *


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.94% (57th percentile)

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  • Snyk IDSNYK-ECHOLATEST-CATDOC-21004808
  • published16 Oct 2026
  • disclosed25 Dec 2018

Introduced: 25 Dec 2018

CVE-2018-20451  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

There is no fixed version for Echo:latest catdoc.

NVD Description

Note: Versions mentioned in the description apply only to the upstream catdoc package and not the catdoc package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

The process_file function in reader.c in libdoc through 2017-10-23 has a heap-based buffer over-read that allows attackers to cause a denial of service (application crash) via a crafted file.

CVSS Base Scores

version 3.1