Improper Input Validation Affecting perl package, versions <5.22.1-4


Severity

Recommended
0.0
high
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.92% (84th percentile)

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  • Snyk ID SNYK-DEBIAN11-PERL-532593
  • published 13 Jan 2016
  • disclosed 13 Jan 2016

How to fix?

Upgrade Debian:11 perl to version 5.22.1-4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perl package and not the perl package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

The canonpath function in the File::Spec module in PathTools before 3.62, as used in Perl, does not properly preserve the taint attribute of data, which might allow context-dependent attackers to bypass the taint protection mechanism via a crafted string.

CVSS Scores

version 3.1
Expand this section

Red Hat

4.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    Low
  • Availability (A)
    None