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

low

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Availability High

    Threat Intelligence

    EPSS 0.08% (32nd percentile)
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NVD
5.5 medium
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Red Hat
3.3 low
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SUSE
3.3 low

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  • Snyk ID SNYK-DEBIAN9-TAR-1063003
  • published 20 Jan 2021
  • disclosed 26 Mar 2021
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Introduced: 20 Jan 2021

CVE-2021-20193 Open this link in a new tab
CWE-125 Open this link in a new tab
CWE-401 Open this link in a new tab

How to fix?

There is no fixed version for Debian:9 tar.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tar package and not the tar package as distributed by Debian. See How to fix? for Debian:9 relevant fixed versions and status.

A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.