Improper Input Validation Affecting chkrootkit package, versions [,0.50)


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
3.83% (90th percentile)

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  • Snyk IDSNYK-UNMANAGED-CHKROOTKIT-2364083
  • published26 Jan 2022
  • disclosed25 Oct 2014
  • creditUnknown

Introduced: 25 Oct 2014

CVE-2014-0476  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade chkrootkit to version 0.50 or higher.

Overview

Affected versions of this package are vulnerable to Improper Input Validation. The slapper function in chkrootkit before 0.50 does not properly quote file paths, which allows local users to execute arbitrary code via a Trojan horse executable. NOTE: this is only a vulnerability when /tmp is not mounted with the noexec option.

CVSS Base Scores

version 3.1